| 单词 | dolomite |
| 例句 | Upon further analysis, another geologist concluded that it might be possible to “age” the surface of a dolomite marble statue in a couple of months using potato mold. Blink 2005-01-11T00:00:00Z Candy-colored striations of dolomite and quartz ran through the tan granite, and human figures painted by Khoisan Bushmen three millenniums ago were faintly visible on the facade. A Birder’s Paradise in Zimbabwe 2018-04-18T04:00:00Z Made of the country’s native materials like limestone, granite, marble, sandstone, gravel, and dolomite, the sculptural space mimics the caves found in Gunung Mulu National Park. A first look at BIG’s design for Malaysia Square, a public space within London’s Battersea Power Station 2014-12-02T05:00:00Z These slabs of tuff, basalt or dolomite are carved with highly decorative crosses, and their elaborate patterns suggest the influence of Islamic culture even as they attest to an unshakable Christian faith. Reverent Beauty: The Met’s Armenia Show Is One for the Ages 2018-10-25T04:00:00Z The marble walls of Noonday dolomite and the naturally cemented stones of Mosaic Canyon flanked the two-mile path through a flood-scoured chasm to a series of dry falls. It’s the Cool Season in Death Valley 2023-02-27T05:00:00Z The road was flanked by walls of dolomite, valley floors of grapevines and verdure. The Joy of Casting in Italian Waters 2021-11-10T05:00:00Z The auditorium resembles a ship’s prow and its sides echo the cliff walls of the quarry where congregants collected 1,000 tons of dolomite. On the trail of Frank Lloyd Wright in Illinois and Wisconsin 2019-09-05T04:00:00Z The markings were deeply incised into dolomite rock in locations close to the burials in the Dinaledi and Hill chambers. This Small-Brained Human Species May Have Buried Its Dead, Controlled Fire and Made Art 2023-06-05T04:00:00Z Its panorama of dolomite Alps like shark teeth reaching skyward is worth the crowds. A midsummer ramble in the Dolomites 2022-08-26T04:00:00Z All of the dolomite found in ancient rocks has been formed through magnesium replacing some of the calcium in the calcite in carbonate muds and sands. Physical Geology 2015-01-01T00:00:00Z Some carbonate rocks, such as calcite and dolomite, are formed via evaporation and precipitation. An Introduction to Geology 2017-01-01T00:00:00Z Bradbury noted southwestern Wisconsin’s geology shares similarities with northeastern Wisconsin because the rocks are largely dolomite although the geology of the region is more complex. Wisconsin groundwater study completed, but analysis is not 2020-09-19T04:00:00Z It was exciting to anticipate viewing the hardwood trees, rock ledges, caves, springs, gravel bars, as well as the towering dolomite bluffs which line the banks of the river. Mississippi boy scouts find wildlife, fun on river in Ozarks 2020-07-05T04:00:00Z The Dolomites — as well as the mineral dolomite — get their name from Déodat de Dolomieu, a French geologist who around 1790 brought global attention to the limestone found in South Tyrol. A midsummer ramble in the Dolomites 2022-08-26T04:00:00Z But then a full moon rose, and the dolomite on neighboring slopes began to glow eerily bright, like phantom drifts of snow. The Past and the Future of the Earth’s Oldest Trees 2020-01-13T05:00:00Z If the acid drop fizzes slowly on the powdered mineral, the specimen is dolomite. An Introduction to Geology 2017-01-01T00:00:00Z Located next to an open-pit dolomite mine, adjacent to a busy highway connecting Johannesburg with a constellation of manufacturing towns to its south, Daleside’s inhabitants are a mix of small-scale farmers and mine workers. 'They didn't allow me inside': Daleside revisited – a photo essay 2019-10-25T04:00:00Z A colorful wood duck with a female was spotted, and later another female with two small ducklings swam below the shady dolomite overhangs. Mississippi boy scouts find wildlife, fun on river in Ozarks 2020-07-05T04:00:00Z Many of the mountains are flecked in burnt umber, because the dolomite can include hematite, like iron, and therefore rust. A midsummer ramble in the Dolomites 2022-08-26T04:00:00Z Unlike most plants, they tolerate dolomite soil, which is composed of a chalky type of limestone that is heavily alkaline and low in nutrients. The Past and the Future of the Earth’s Oldest Trees 2020-01-13T05:00:00Z Sander, B. Contributions to the study of depositional fabrics: rhythmically deposited Triassic limestones and dolomites. An Introduction to Geology 2017-01-01T00:00:00Z The land resisted erosion for hundreds of millions of years because of stubborn deposits of Niagara dolomite, a harder rock than the sandstone and limestone that dominates the region. Volunteers chip in to make rugged bike path easier to follow 2018-11-22T05:00:00Z “Guess what the Bundys have here? A meteoritic or asteroidal deposit of a particular element, and it’s called magnesium dolomite … which is the metallic igniter for jet fuel, rocket fuel.” The unlikely story of the meteorite feud that ended up a fugitive from the law 2018-06-25T04:00:00Z The application proposes to truck dolomite rock from a site to a processing facility where magnesium metal would be extracted and the leftover rock used to manufacture cement. Proposed dolomite mine in New Mexico facing criticism 2018-04-10T04:00:00Z Two metres deep, the holes are burial niches, punched into the limestone and dolomite bedrock with a nine-tonne bore. 'We revived an ancient tradition': Israel's new subterranean city of the dead 2017-12-01T05:00:00Z In mines where limestone is a waste rock of carbonate minerals like calcite or dolomite are present, their acid-neutralizing potential helps reduce the likelihood of generating ARD. An Introduction to Geology 2017-01-01T00:00:00Z He brought the dolomite limestone from a mine in Mexico, and it will travel to concrete producers and asphalt plants across South Texas, earning Mr. Vale millions each year. Nafta Talks Have High Stakes for Two Texas Bridge Owners 2017-11-23T05:00:00Z The ranch is outside of that clay tub, formed by limestone and dolomite, porous rocks that hold about 1.6 trillion gallons of water in the Capitan Reef. Fracking-related water issues draw attention in West Texas 2017-08-02T04:00:00Z As years passed, marine sediments formed a layer of limestone known as dolomite nearly 100 feet thick. How Mother Nature and a Pentagon Mathematician Created the World's Largest Instrument 2017-06-09T04:00:00Z Typically, agricultural lime is the best choice to add calcium and raise pH, but occasionally dolomite lime is recommended, to increase magnesium levels. A crack in your winter squash doesn’t mean you can’t eat it (but it might) 2016-12-08T05:00:00Z “The structure is built of dressed dolomite limestone in Gothic Revival style,” Fuller said. Churches undergo extensive rehabilitation work 2016-10-02T04:00:00Z And the rocks contain carbonate minerals such as dolomite, which are also common in younger stromatolites. Claims of Earth's oldest fossils tantalize researchers 2016-08-30T04:00:00Z Heizer’s valley is an ancient wash, filled with streambed cobblestones—limestone, dolomite, sandstone—and volcanic rocks like basalt: he chose this spot, he says, for the materials. A Monument to Outlast Humanity 2016-08-22T04:00:00Z The structures contain a mineral called dolomite, a calcium byproduct produced by microbes that feed off methane. This ‘ancient city’ below the sea wasn’t built by humans 2016-06-03T04:00:00Z The sediments in the seabed contained microbes, which consumed methane for energy and eventually changed the chemical composition of the sediments to create concretions of a rock called dolomite. Mysterious underwater 'lost city' made by microbes, not ancient civilization 2016-06-03T04:00:00Z And the dolomite cemented the sediment particles in place, forming concretions. Ancient Civilization of Microbes, Not Greeks, Built ‘Lost City’ 2016-06-02T04:00:00Z The microbes’ activity altered the soil chemistry, creating favorable conditions for a type of manganese-rich carbonate rock called dolomite to form. This underwater ‘lost city’ was actually built by microbes 2016-06-02T04:00:00Z Beneath the vastness of ocean and the dolomite sepulchers, where I have slept since before the sun was born. I, Cthulhu, endorse Donald Trump 2016-03-22T04:00:00Z Leonardite, which is named after the first director of the North Dakota Geological Survey, is found between white dolomite shales in the first roughly 20 feet below the surface. Williston business plans big expansion of soil stimulator 2015-09-13T04:00:00Z The soil was high in dolomite, a form of limestone, and magnesium, which gives the bricks their signature hue, Gurda said. Milwaukee developers reveal old brick in Cream City comeback 2015-09-07T04:00:00Z In order to understand how the markings were made, experimental grooves were made using different tools and cutting actions on blocks of dolomite rock similar to the one at Gorham's cave. Cave yields Neanderthal 'artwork' 2014-09-01T04:00:00Z When the methane seeps are diffuse, the bacteria engineer sheetlike dolomite structures that resemble paving stones. This underwater ‘lost city’ was actually built by microbes 2016-06-02T04:00:00Z I admire the tremendous obelisk he has constructed to mar the skyline of New York City with its vast dolomite shadow. I, Cthulhu, endorse Donald Trump 2016-03-22T04:00:00Z He says that rock containing calcium and magnesium naturally absorbs carbon dioxide, which in turn transforms it into carbon-rich limestone, or dolomite. Ants May Boost CO2 Absorption Enough to Slow Global Warming 2014-08-12T04:00:00Z Chiselled into the outcrops of dolomite limestone that dot the cape, the inscriptions have provided invaluable insight into the private lives of those who inhabited archaic and classical Greece. World's earliest erotic graffiti found in unlikely setting on Aegean island 2014-07-06T04:00:00Z The Capitan Reef Complex is a horseshoe-shaped deposit comprised of limestone, dolomite and sandstone that extends over approximately 200 miles in Southeastern New Mexico and West Texas. Memo: Mine would draw water from Carlsbad aquifer 2014-05-29T04:00:00Z Even more telling are microfossils that Knauth and his colleagues have unearthed from ancient holes pocking the barren surface of the dolomite. Death Valley's First Life Came by Land, Not by Sea 2014-04-28T20:40:00Z It’s quite common in places where the bedrock is mostly limestone, dolomite, or gypsum. Living (and Sometimes Dying) with Karst 2013-03-07T14:15:07.193Z Bacterial activity seems to be therefore an important factor to explain the deposition of dolomite rock. The Mysterious Microbial Origin of Mountains 2012-06-21T16:45:02.283Z Gran Sasso's dolomite rock is very poor in uranium and thorium, the main sources of natural radioactivity. Gran Sasso: Chamber of physics 2012-05-23T21:50:23.633Z A mineral closely related to dolomite, but containing iron. Webster's Unabridged Dictionary 2012-03-24T02:00:23.513Z The canyon we traversed en route to the cave cuts through a huge slab of dolomite, a tan-to-pinkish rock that crumbles underfoot. Death Valley's First Life Came by Land, Not by Sea 2014-04-28T20:40:00Z A common name of dolomite Ð so called because it contains magnesia, the soluble salts of which are bitter. Webster's Unabridged Dictionary (2nd 100 Pages) 2012-03-24T02:00:19.387Z The extreme shallow water conditions continued uninterrupted for millions of years and led to deposition of an up to 1.000 meter thick succession of dolomite rock. The Mysterious Microbial Origin of Mountains 2012-06-21T16:45:02.283Z He put his glasses back on his cap, glanced at me, and pointed to a pile of dolomite and slag which had been growing in front of Number 3 door. Steel The Diary of a Furnace Worker 2012-02-21T03:00:18.360Z Verde-antique, verd-an-tēk′, n. a beautiful stone of a dark-green colour with patches of white, and sometimes black and red—a mixture of serpentine with limestone dolomite or magnesite, much prized by the ancient Romans. Chambers's Twentieth Century Dictionary (part 4 of 4: S-Z and supplements) 2012-01-30T03:00:19.113Z The shape of the cave is stamped into a wall of dolomite; it is big enough to hold a human, but packed solid with a finely powdered quartz. Death Valley's First Life Came by Land, Not by Sea 2014-04-28T20:40:00Z His father owns a dolomite mine in the eastern cape, and Pistorius is not in close contact with him. The Fast Life of Oscar Pistorius 2012-01-19T03:30:23Z This was an important observation, as it demonstrated that dolomite forms from the water of the sea and under “low” tropical temperatures. The Mysterious Microbial Origin of Mountains 2012-06-21T16:45:02.283Z "All right," I said, and picked up a shovel from the dolomite pile. Steel The Diary of a Furnace Worker 2012-02-21T03:00:18.360Z The limestones and dolomites of the upper cretaceous age are also found in various localities mixed with tertiary limestone and sandstone as well as conglomerates, dolomites, and limestones of the lower cretaceous age. Guatemala, the country of the future 2011-12-12T03:00:29.630Z The pass was a narrow cleft or fissure, traversing transversely the whole height of the crags, whose sheer dolomite precipices otherwise presented an utterly unscaleable face. Wild Spain (Espa?a agreste) Records of Sport with Rifle, Rod, and Gun, Natural History Exploration 2011-12-05T03:00:38.980Z India plans to extend the government’s health insurance coverage to workers in industries such as asbestos, dolomite and mica, Finance Minister Pranab Mukherjee said in February. India Spending Plans May Lead to More Rate Rises, Gokarn Says 2011-07-27T07:44:01Z The inorganic formation of dolomite alone is too inefficient to explain the importance of dolomitic rocks in the stratigraphic record. The Mysterious Microbial Origin of Mountains 2012-06-21T16:45:02.283Z He glared at me, and interfered with my shovel twice when we went together to the dolomite pile. Steel The Diary of a Furnace Worker 2012-02-21T03:00:18.360Z In other sections they are mixed with limestones and dolomites of the upper carboniferous age mingled with slate, sandstone and pudding stone. Guatemala, the country of the future 2011-12-12T03:00:29.630Z When they measured the ratio in the larger molars and canines, presumably from males, they found that before age 8, males fed primarily on dolomite soils around the caves. Ancient Female Ancestors Roamed Far and Wide for Mates 2011-06-01T18:01:00Z They are named from the prevalence of the mineral dolomite, and present most interesting and picturesque scenery, the peaks being endlessly varied in form. The New Gresham Encyclopedia Volume 4, Part 1: Deposition to Eberswalde 2011-04-14T02:00:57.977Z However this secondary modification of limestone alone could not explain the large amounts of dolomite rock found in the Dolomites and other regions of the world. The Mysterious Microbial Origin of Mountains 2012-06-21T16:45:02.283Z This one was perched on top of a dolomite pile, ten feet off the ground. Steel The Diary of a Furnace Worker 2012-02-21T03:00:18.360Z In many cases dolomite is merely a metamorphosed limestone. Geology 2011-02-20T03:00:12.660Z But at least half of the individuals with smaller teeth, presumably females, fed elsewhere, away from the local dolomite soils, when they were young. Ancient Female Ancestors Roamed Far and Wide for Mates 2011-06-01T18:01:00Z Many of these contain small quantities of chromium and nickel, and are associated with soapstone, potstone, dolomite, and magnetite. Asbestos Its production and use, with some account of the asbestos mines of Canada 2011-02-01T03:00:13.163Z "The system is essentially complete, we just need to strengthen it further with a layer of dolomite." Hungary dam nearly ready, govt to control spill firm 2010-10-12T10:10:00Z Herb settled it neatly on our own little dolomite pile in front of Seven. Steel The Diary of a Furnace Worker 2012-02-21T03:00:18.360Z The government site occupies 11,000 acres on the edge of the Hugoton-Panhandle Gas Field, a portion of Texas, Oklahoma and Kansas where helium and other gases permeate a layer of porous brown dolomite rock. Nation's helium reserve running on empty? 2010-10-11T21:00:00Z The crystallographic and physical characters resemble those of dolomite and chalybite. Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 2 "Anjar" to "Apollo" Beautiful isolated tetrahedra of transparent yellow blende are found in the snow-white crystalline dolomite of the Binnenthal in the Valais, Switzerland. Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 1 "Bisharin" to "Bohea" At the mouth of Dease river there are hills five or six 228*hundred feet high, composed principally, or entirely, of dolomite in horizontal strata. Narrative of a Second Expedition to the Shores of the Polar Sea I picked up my shovel, and shoved it into the dolomite pile, with a slight pressure of knee against right forearm that eases your back. Steel The Diary of a Furnace Worker 2012-02-21T03:00:18.360Z The chief rocks of the Campbell Rand series are limestones and dolomites, with some interbedded quartzites. Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 2 "Camorra" to "Cape Colony" The materials are quartz crystal, basalt, porphyry, syenite, granite, volcanic ash, various metamorphics, serpentine, slate, dolomite marble, alabaster, many coloured marbles, saccharine marble, grey and white limestones. Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 1 "Edwardes" to "Ehrenbreitstein" The galena limestone of the North American Trenton rocks is mostly a dolomite. Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 6 "Dodwell" to "Drama" Near the summit there is interposed a bed of fine-grained dolomite, and a friable sandstone, which forms the crest of the cliff, and exhibits in its weathering battlement-shaped projections and pinnacles. Narrative of a Second Expedition to the Shores of the Polar Sea It was near the locker and under the flooring, in a sort of shelf, where lime, dolomite, dirt, old gloves, shoes, filth of all sorts had accumulated. Steel The Diary of a Furnace Worker 2012-02-21T03:00:18.360Z The marine deposits are organically formed limestones, in which foraminifera and large bivalve mollusca play a leading part, marls and sandstones; dolomite and oolitic and pisolitic limestones are also known. Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 6 "Coucy-le-Château" to "Crocodile" To Professor Kreiss dolomite and black flint rock were dolomite and black flint; interesting specimens—a peculiar arrangement—but nature must be permitted her little vagaries. Brood of the Dark Moon Part of the Houses of Parliament at Westminster is built of dolomite. Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 6 "Dodwell" to "Drama" The vegetation is very scanty, and there are some spots covered with fragments of dolomite, on which there is not the vestige even of a lichen. Narrative of a Second Expedition to the Shores of the Polar Sea A box of dolomite is about eight feet square and three high. Steel The Diary of a Furnace Worker 2012-02-21T03:00:18.360Z As the impurities increase in amount the clay rocks pass gradually into argillaceous sands and sandstones, argillaceous limestones and dolomites, shaly coals and clay ironstones. Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 4 "Cincinnatus" to "Cleruchy" Jasper abounds in the trachyte and dolomite, and large blocks, of beautiful variety, are found in some districts. Rambles in the Islands of Corsica and Sardinia with Notices of their History, Antiquities, and Present Condition. Calcite is more soluble than dolomite in water saturated with carbonic acid and would tend to be slowly removed from a limestone, while the dolomite increased in relative proportion. Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 6 "Dodwell" to "Drama" The strata have generally a slight dip to the northward, and the most common Rock is a yellowish-gray dolomite which has a very compact structure, but presents some shining facets of disseminated calc-spar. Narrative of a Second Expedition to the Shores of the Polar Sea I earned two cents more an hour, and threw down a hole the dolomite and dirt they cleared away. Steel The Diary of a Furnace Worker 2012-02-21T03:00:18.360Z Magnesia is never absent, though its amount may be less than 1%; it is usually contained in minerals of the chlorite group, but partly also in dolomite. Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 4 "Cincinnatus" to "Cleruchy" There were several inns in the straggling village, for the place lay high up amongst the dolomite hills of Upper Franconia, and people came there from the neighbouring towns for Waldluft. Home Life in Germany The dolomite or magnesian limestone of the English Permian is an instance of this. Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 6 "Dodwell" to "Drama" In some places the dolomite alternates with cellular limestone, which is generally much impregnated with quartz, and has its cavities powdered with crystals of that mineral. Narrative of a Second Expedition to the Shores of the Polar Sea The day is made up of jobs like these—shoveling manganese at tap-time, "making bottom," bringing up mud and dolomite in wheelbarrows for fixing the spout, hauling fallen bricks out of the furnace. Steel The Diary of a Furnace Worker 2012-02-21T03:00:18.360Z Part are carried in solution, as for example lime carbonate and magnesium carbonate, which go to make up limestone and dolomite. The Economic Aspect of Geology Magnesium carbonate is usually found in combination with calcium carbonate, and when about 47 per cent of the total carbonates is magnesium carbonate, the limestone is known as dolomite. Right Use of Lime in Soil Improvement The explanation may be found in the fact that the waters of bitter lakes are usually rich in magnesium salts which, percolating through beds of limestone, would convert them into dolomite. Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 6 "Dodwell" to "Drama" In contact with the greenstone, there is a bed of talcose limestone, having a curved, slaty structure; most of the beds of dolomite are hard, and pass into chert. Narrative of a Second Expedition to the Shores of the Polar Sea He's got to stare down her throat, to watch where the dolomite lands. Steel The Diary of a Furnace Worker 2012-02-21T03:00:18.360Z Furthermore, the quartz gangue near the igneous rock is likely to contain minerals characteristic of hot solutions, while farther away such minerals as dolomite and calcite appear in the gangue, suggestive of cooler conditions. The Economic Aspect of Geology Most limestones contain some percentage of magnesium, and in the case of a pure dolomite over 45% carbonate is present in combination with calcium carbonate. Right Use of Lime in Soil Improvement At the same time the rock becomes crystalline, its minute structure is altered, its fossils are effaced, and as dolomite has a higher specific gravity than limestone, contraction results and cavities are formed. Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 6 "Dodwell" to "Drama" The country in the neighbourhood of the encampment consisted entirely of limestone, mostly of the variety named dolomite, and, as is usual where that stone prevails, it was extremely barren. Narrative of a Second Expedition to the Shores of the Polar Sea Spar eats the dolomite as mice eat cheese. Steel The Diary of a Furnace Worker 2012-02-21T03:00:18.360Z Sediments thus formed include limestone and dolomite, siderite, salt, gypsum, potash, sulphur, phosphates, nitrates, and other minerals. The Economic Aspect of Geology In this process a furnace very similar to a puddling furnace is used, but it is lined with silica or dolomite instead of iron oxide. An Elementary Study of Chemistry Several varieties of dolomite have been distinguished, depending on differences in structure and chemical composition. Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 6 "Dodwell" to "Drama" Looking in the other direction, one caught glimpses here and there of the back-bone of the Sierras, jagged dolomites rising ten thousand feet skyward. Forty-one Thieves A Tale of California I then washed soot and dolomite dust from ears and neck, and dipped my left arm, which was burned, in cold water. Steel The Diary of a Furnace Worker 2012-02-21T03:00:18.360Z The more certain oil-bearing strata are the porous thin-bedded sandstones, limestones, and dolomites that are interbedded with black, brown, blue, or green shales. The Economic Aspect of Geology When the cast iron contains phosphorus and sulphur in appreciable quantities, the lining of the converter is made of dolomite. An Elementary Study of Chemistry Magnesian limestones, which contain both dolomite and calcite, may be etched by exposing polished surfaces for a brief time to cold weak acid; the calcite is removed, leaving small pits or depressions. Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 6 "Dodwell" to "Drama" Mixed with carbonate of lime, it forms magnesian limestone and dolomite. A Text-book of Assaying: For the Use of Those Connected with Mines. They had sledged it out—sledged through the steel that had crept into the dolomite and closed the tap-hole. Steel The Diary of a Furnace Worker 2012-02-21T03:00:18.360Z The primary ores consist of pyrite, chalcopyrite, and other sulphides, with large amounts of jaspery quartz and some calcite and dolomite. The Economic Aspect of Geology Near the lake was a mass of beautiful dolomite rock, a forerunner of the high mountains further on. Dr. Dumany's Wife The dolomite is not affected by these processes. Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 6 "Dodwell" to "Drama" It's the limestone I'm hafter, you know," he said, sinking his voice to a whisper, "the limestone grits, dolomites, and all that sort of thing. Two Knapsacks A Novel of Canadian Summer Life We do that relining by shoveling dolomite into the furnace. Steel The Diary of a Furnace Worker 2012-02-21T03:00:18.360Z In the Appalachian region of Tennessee, Alabama, and Georgia, bauxite occurs as pockets in residual clays above sedimentary rocks, chiefly above shales and dolomites. The Economic Aspect of Geology I am ill and losing much blood. 10th November, 1872.—Out from the Lake mountains, and along high ridges of sandstone and dolomite. The Last Journals of David Livingstone, in Central Africa, from 1865 to His Death, Volume II (of 2), 1869-1873 Continued By A Narrative Of His Last Moments And Sufferings, Obtained From His Faithful Servants Chuma And Susi These and many other factors probably co-operate to effect the transmutation of limestones into dolomites. Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 6 "Dodwell" to "Drama" Rocks of hardened sandstone rested on mica schist, which had an efflorescence of alum on it, above this was dolomite; the hills often capped with it and oak-spar, giving a snowy appearance. The Last Journals of David Livingstone, in Central Africa, from 1865 to His Death, Volume I (of 2), 1866-1868 The official known as second-helper wields a Brobdingnag spoon, about two inches larger than a dinner-plate and fifteen feet long, which a couple of third-helpers, among them myself, fill with dolomite. Steel The Diary of a Furnace Worker 2012-02-21T03:00:18.360Z The principal deposits of barite are found in sedimentary rocks, and especially in limestones and dolomites. The Economic Aspect of Geology The magnesia and potash are, also, largely restored from the ocean; the former in dolomites and magnesian limestones; the latter in glauconite sands. The Birth-Time of the World and Other Scientific Essays It is very interesting to note that dolomites are very frequent among rocks which indicate that desert or salt-lake conditions prevailed at the time of their deposit. Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 6 "Dodwell" to "Drama" As at Chilolé hill, we have igneous rocks, apparently trap, capped with masses of beautiful white dolomite. The Last Journals of David Livingstone, in Central Africa, from 1865 to His Death, Volume I (of 2), 1866-1868 In this group calc-spar or dolomite wholly replaces the quartz and films of argillaceous matter, of which, especially in Scotland, micaceous schist is usually composed. Roman Mosaics Or, Studies in Rome and Its Neighbourhood They are variously associated with a gangue of dolomite, calcite, quartz, iron pyrite, barite, and chert. The Economic Aspect of Geology The exotic materials may be dolomites, limestones, schists, sandstones, or rocks of igneous origin. The Birth-Time of the World and Other Scientific Essays Among the most famous dolomites are those of the Dolomite Alps of Tirol. Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 6 "Dodwell" to "Drama" All about lie great patches of beautiful dolomite. The Last Journals of David Livingstone, in Central Africa, from 1865 to His Death, Volume I (of 2), 1866-1868 "His telegram had been forwarded to him from Switzerland," said the Englishman; "it had followed him into the dolomite region, and must have been translated many timed." The Last of the Peterkins With Others of Their Kin Under the high prices which prevailed during the war, dolomite was to some extent substituted for magnesite. The Economic Aspect of Geology These chemical agents may in some instances, _e.g._ in the case of carbonates such as limestone or dolomite—bring practically the whole rock into solution. The Birth-Time of the World and Other Scientific Essays Crystals of dolomite vary from transparent to translucent, and often exhibit a pearly lustre, especially when the faces are curved; the colour is usually white or yellowish. Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 6 "Dodwell" to "Drama" Roads all plashy or running with water, oozes full, and rivulets overflowing; rocks of dolomite jutting out here and there. The Last Journals of David Livingstone, in Central Africa, from 1865 to His Death, Volume I (of 2), 1866-1868 It is of coarse dolomite, and has become a good deal discoloured by time, so as to give it the appearance, which Bishop Heber noticed, of potted meat. Rambles and Recollections of an Indian Official They are in fairly close proximity to igneous rocks, and magnesia-bearing solutions issuing from these rocks are believed to have dissolved out the calcium carbonate of the dolomite and replaced it with magnesium carbonate. The Economic Aspect of Geology The dolomite of Ceylon is not pure, far from it, being mixed freely with apatite or phosphate of lime. The Commercial Products of the Vegetable Kingdom Considered in Their Various Uses to Man and in Their Relation to the Arts and Manufactures; Forming a Practical Treatise & Handbook of Reference for the Colonist, Manufacturer, Merchant, and Consumer, on the Cultivation, Preparation for Shipment, and Commercial Value, &c. of the Various Substances Obtained From Trees and Plants, Entering into the Husbandry of Tropical and Sub-tropical Regions, &c. Thus the Carboniferous limestones of various parts of Britain pass into dolomites along lines of joint, fissure or fault, or occasionally along certain bedding planes. Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 6 "Dodwell" to "Drama" It is called Chihoka. 18th May, 1866.—At our crossing place metamorphic rocks of a chocolate colour stood on edge; and in the country round we have patches of dolomite, sometimes as white as marble. The Last Journals of David Livingstone, in Central Africa, from 1865 to His Death, Volume I (of 2), 1866-1868 From afar it is rather like the dolomite mountains in the Tyrol, and it is said that the resemblance is even more striking on a near approach. A Voyage in the 'Sunbeam' Our Home on the Ocean for Eleven Months In the valley of the Fassa, dolomite rises perpendicularly in smooth walls of dazzling whiteness to a height of many thousand feet. COSMOS: A Sketch of the Physical Description of the Universe, Vol. 1 Magnesian limestone or dolomite, differs from ordinary limestone in containing a certain proportion of carbonate of magnesia along with the carbonate of lime. The Ancient Life History of the Earth A Comprehensive Outline of the Principles and Leading Facts of Palæontological Science The calcium in a sample of dolomite weighing 0.9380 gram is precipitated as calcium oxalate and ignited to calcium oxide. An Introductory Course of Quantitative Chemical Analysis With Explanatory Notes Marks on masses of dolomite elicited the information that a party of Londa smiths came once to this smelting ground and erected their works here. The Last Journals of David Livingstone, in Central Africa, from 1865 to His Death, Volume I (of 2), 1866-1868 Another of these crystals, doubly terminated, measures 2½ inches by 11/12 of an inch, and is filled with large rhombohedral cavities, which formerly contained dolomite. Scientific American Supplement, No. 598, June 18, 1887 It remains for future inquirers to determine how transformation can have been effected without contact with the endogenous stone, where strata of dolomite are found to be interspersed in imestone. COSMOS: A Sketch of the Physical Description of the Universe, Vol. 1 The typical dolomites contain a large proportion Page 28 of carbonate of magnesia, and are highly crystalline. The Ancient Life History of the Earth A Comprehensive Outline of the Principles and Leading Facts of Palæontological Science A sample of dolomite is analyzed for calcium by precipitating as the oxalate and igniting the precipitate. An Introductory Course of Quantitative Chemical Analysis With Explanatory Notes The ever-crumbling dolomite has formed a soil very favourable to a varied flora. Wanderings by southern waters, eastern Aquitaine In mountains, a series of serrated peaks denotes the presence of dolomites; rounded heads mean calcareous rocks; and needles, crystalline schists. The Purple Cloud Conversion of dolomite and granite into argillaceous schist, by contact with basaltic and doleritic rocks. COSMOS: A Sketch of the Physical Description of the Universe, Vol. 1 It is characteristic of crystalline limestone or dolomite and serpentine. The Gutenberg Webster's Unabridged Dictionary Section P and Q Its compounds occur abundantly, as in dolomite, talc, meerschaum, etc. The Gutenberg Webster's Unabridged Dictionary Section M, N, and O It is that these honeycombed and fantastically-shaped masses of dolomite or magnesian limestone represent the skeletons of vaster rocks whose less resisting parts were washed away by the wearing action of the sea. Wanderings by southern waters, eastern Aquitaine Some unfossiliferous conglomerates, sandstones and dolomites in South Africa and on the west coast are considered to belong to the Cambrian, Ordovician and Silurian formations, but merely from their occurrence beneath strata yielding Devonian fossils. The Project Gutenberg Encyclopedia Volume 1 of 28 In process of time the dolomite city must undergo the fate of other marvels of the natural world. The Roof of France George A. Dresser, Trustee; I claim the preparation of dolomite, native or artificial substantially as and for the purpose described. Scientific American, Volume 17, No. 26 December 28, 1867 A Weekly Journal of Practical Information, Art, Science, Mechanics, Chemistry, and Manufactures. Aragonite.—This mineral, identical in composition with calc spar, but whose crystalline form is entirely different, occurs in this locality in veins hardly recognizable from the magnesite or dolomite, and running into dolomite. Scientific American Supplement, No. 363, December 16, 1882 This expression seems to prove that the plates of mica take in some parts a uniform direction, as in the greenish dolomite of Val Toccia. Personal Narrative of Travels to the Equinoctial Regions of America, During the Year 1799-1804 — Volume 3 Within that rocky scroll, her palimpsest, The hand of time still writes, and still effaces Records in dolomite—and shale—and schist, The pre-historic history of Races. The Coming of the Princess and Other Poems The foot-sure, hardy and leisurely traveller must not content himself with the bird's-eye view of this dolomite city just described. The Roof of France Dolomieu, a French geologist, first called attention to a peculiar formation of rocks in Eastern Tyrol, called 'dolomites' after him. On the Study of Words It is not abundant, and the veins are limited in extent; the only distinguishment it has from the dolomite, practically, is its fibrous structure, the fibers being brittle and very coarse. Scientific American Supplement, No. 363, December 16, 1882 Cutting steps with the adze, we moved in a lateral direction round the base of a dolomite, which blocked our view to the north. South: the story of Shackleton's 1914-1917 expedition How Minerals Got Their Names Names of most minerals end in "ite"—apatite, calcite, dolomite, fluorite. Let's Collect Rocks and Shells Little wonder that the peasants formerly spoke of the dolomite city, when forced to speak at all, with bated breath, and gave it so ill-omened a name. The Roof of France The furnace consists of a crucible in the form of a closed shallow iron tank, thickly lined with dolomite and magnazite brick, with a hearth of crushed dolomite. The Story of Electricity Before the blowpipe it is infusible, and not reduced to quicklime, which distinguishes it from dolomite, which it frequently resembles in the latter's massive form, common here in veins. Scientific American Supplement, No. 363, December 16, 1882 Occasionally earthy and pulverulent beds pass into compact limestone or hard granular dolomite. The Student's Elements of Geology There are no minerals except iron, no limestone except dolomite, no other rocks than quartz and gneiss. The Rifle and the Hound in Ceylon Wonderful the scenery of the Causses, still more wonderful the cañon or gorge of the Tarn and the dolomite city of Montpellier-le-Vieux, so I now learned. The Roof of France It reminded him a little of those swift piercing streams, neither blue nor green, that gush out of the dolomites. The Longest Journey Panda Mokua is a hill two miles below the rapids, capped with dolomite containing copper ore. A Popular Account of Dr. Livingstone's Expedition to the Zambesi and its tributaries And of the Discovery of Lakes Shirwa and Nyassa, 1858-1864 I may, however, mention two others— magnesian limestone or dolomite, and gypsum. The Student's Elements of Geology The living roots of plants, moreover, as Sachs and others have shown, quickly corrode and leave their impressions on polished slabs of marble, dolomite and phosphate of lime. The formation of vegetable mould through the action of worms, with observations on their habits |
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