单词 | andesite |
例句 | Test yourself on differentiating granite from andesite at the outdoor rock garden, meditate among CWU’s compact Japanese Garden, and watch for massive sculptures adorning CWU’s pathways. Discover Ellensburg: Vintage charm and Sunday drives | Provided by Western Washington Toyota Dealers 2022-02-23T05:00:00Z Eichelberger, J. C. Origin of andesite and dacite: evidence of mixing at Glass Mountain in California and at other circum-Pacific volcanoes. A compositional tipping point governing the mobilization and eruption style of rhyolitic magma 2017-12-12T05:00:00Z In many places, the flowing water has worn those rocks smooth, showing how strong they are, and how seamlessly the andesite merges with the granitic rock. Bad Signs 2017-06-04T04:00:00Z Danny Valle, an artist from Mexico City with a long black beard, designed the sculpture as a replica of the original andesite Coatlicue, which sits in Mexico City’s Museum of Anthropology. Diversity at the People’s Climate March 2014-09-23T04:00:00Z She switched back to andesite for a bit, then really mixed it up with some respectable basalt flows. Prelude to a Catastrophe: "One of the Most Active and Most Explosive Volcanoes in the Cascade Range" 2012-06-07T15:15:16.157Z A vast outflow of basalt and andesite swept westward from the Blue Mountains to meet a similar outflow moving eastward from the Cascades. The Columbia River Its History, Its Myths, Its Scenery, Its Commerce 2012-04-07T02:00:31.747Z From diabases, basalts, andesites and other igneous rocks a third type of hornfels is produced. Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 6 "Home, Daniel" to "Hortensius, Quintus" 2012-03-15T02:00:32.250Z Their felspar ranges from oligoclase to andesite and labradorite, and is often very zonal; sanidine occurs also in some dacites, and when abundant gives rise to rocks which form transitions to the rhyolites. Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 8 "Cube" to "Daguerre, Louis" 2012-01-31T03:00:17.257Z In the western part the tertiaries are more tufaceous than on the south-east coast, and they are distinguished mainly by the presence of shales and andesite breccia. Alone with the Hairy Ainu or, 3,800 miles on a pack saddle in Yezo and a cruise to the Kurile Islands. 2011-10-30T02:00:10.270Z The rocks are mainly basalts and andesites, together with trachytes and phonolites, and some of the basaltic flows are of enormous extent. Encyclopaedia Britannica, 11th Edition, Volume 10, Slice 7 "Fox, George" to "France" 2011-05-15T02:00:07.897Z The rocks thus extruded are mainly composed of dark, heavy basic material, such as basalt and andesite. North America 2011-05-05T02:00:20.027Z In the Tynet and Gollachie Burn sections, the fish bed is overlaid by conglomerates and red pebbly sandstones, passing upwards into a thin zone of andesite lavas, indicating contemporaneous volcanic action. Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 3 "Electrostatics" to "Engis" 2011-02-06T03:00:53.093Z The contemporaneous igneous rocks include olivine basalts, andesites, trachytes, rhyolites and tuffs, which are pierced by the microgranite of the Black Hill and by several vents filled with agglomerate, as near Swanston. Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 10 "Echinoderma" to "Edward" 2011-01-19T03:00:19.027Z The principal rocks are andesites, but trachytes and basalts are also common. Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 5 "Arculf" to "Armour, Philip" Both Great and Little Ararat consist entirely of volcanic rocks, chiefly andesites and pyroxene andesites, with some obsidian. Encyclopaedia Britannica, 11th Edition, Volume 2, Slice 4 "Aram, Eugene" to "Arcueil" The Ochils and other hills of middle Scotland largely consist of andesite. The New Gresham Encyclopedia. Vol. 1 Part 2 Amiel to Atrauli Lava streams, especially when they consist of rhyolite, dacite and some kinds of andesite, may rapidly solidify, and then become exceedingly brittle. Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 4 "Bradford, William" to "Brequigny, Louis" The whole of this consists of tuffs and lavas, andesites prevailing in the west and rhyolites and dacites in the east. Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 3 "Borgia, Lucrezia" to "Bradford, John" The cones themselves are composed largely of acid andesites, but many of the lavas are augite andesites and basalts. Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 5 "Cat" to "Celt" Trachytes, rhyolites, andesites and basalts occur, and a definite order of succession has been made out in several areas; but this order is not the same throughout the chain. Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 4 "Carnegie Andrew" to "Casus Belli" Basic lavas, with andesites, trachytes, tuffs and agglomerates are the most common Scottish rocks of this period. Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 3 "Capefigue" to "Carneades" The rocks of which the mountains are composed consist of varieties of andesite. Volcanoes: Past and Present The lavas comprise dark pitchstone, resembling that at Kirk Yetholm, and porphyritic and amygdaloidal andesites and basalts. Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 1 "Châtelet" to "Chicago" In Minahassa, at the northern extremity, there is a large area of tuffs and agglomerates consisting chiefly of augite andesite, and in this area there are many recent volcanic cones. Encyclopaedia Britannica, 11th Edition, Volume 5, Slice 5 "Cat" to "Celt" Rocks vary considerably in the cementing properties of the dust, but usually the rocks classed as "trap," such as andesite, gabbro and rhyolite, and schist and basalt possess good cementing properties. American Rural Highways In limestone or andesite replacements, as by gold or lead or copper, the radius must be less. Principles of Mining Valuation, Organization and Administration These consisted of rocks moderately rich in silica, and are grouped under the heads of propylite and andesite. Volcanoes: Past and Present An examination of the stones which fell at Fort de France showed them to be of a variety of lava called hornblende and andesite. Complete Story of the San Francisco Horror The rocks of which the Mountain is composed are mainly andesites of different classes and basalt. The Mountain that was 'God' Being a Little Book About the Great Peak Which the Indians Named 'Tacoma' but Which is Officially Called 'Rainier' The bedded volcanic rocks which form a series of ridges trending north-west comprise porphyritic basalts, andesite, and, near Port Luchdach, brownish trachyte. Encyclopaedia Britannica, 11th Edition, Volume 4, Part 4 "Bulgaria" to "Calgary" The conglomerates of the Loudoun formation are composed of epidotic schist, andesite, quartz, granite, epidote, and jasper pebbles embedded in a matrix of black slate and are very limited in extent. History and Comprehensive Description of Loudoun County, Virginia Being in hard andesite rock from top to bottom, the ground does not swell and crowd upon the timbers. Scientific American Supplement, No. 508, September 26, 1885 To the left are great andesite crowns on the mountain tops. The Lake of the Sky Lake Tahoe in the High Sierras of California and Nevada, its History, Indians, Discovery by Frémont, Legendary Lore, Various Namings, Physical Characteristics, Glacial Phenomena, Geology, Single Outlet, Automobile Routes, Historic Towns, Early Mining Excitements, Steamer Ride, Mineral Springs, Mountain and Lake Resorts, Trail and Camping Out Trips, Summer Residences, Fishing, Hunting, Flowers, Birds, Animals, Trees, and Chaparral, with a Full Account of the Tahoe National Forest, the Public Use of the Water of Lake Tahoe and Much Other Interesting Matter The strata consist mainly of conglomerates and sandstones, which, at Gartly and at Rhyme, are associated with lenticular bands of andesite indicating contemporaneous volcanic action. The Project Gutenberg Encyclopedia Volume 1 of 28 The major part of the wall is well built of rough stones, laid in clay, while the sides of the gateway are faced with carefully cut andesite ashlars of an entirely different style. Inca Land Explorations in the Highlands of Peru Oligoclase, or soda-lime feldspar, in which soda is present in much larger proportion than lime, and of which mineral andesite are andesine, is considered to be a variety. The Student's Elements of Geology The andesite is covered by strata of dark-coloured, crystalline, obscurely porphyritic rocks, and above them by the ordinary porphyritic conglomerates,—the strata all dipping away at a small angle from the underlying mass. Geological Observations on South America On the summits nearer to Tahoe the volcanic outflows were of andesite, a rough and porous rock of dark gray to dark brown color. The Lake of the Sky Lake Tahoe in the High Sierras of California and Nevada, its History, Indians, Discovery by Frémont, Legendary Lore, Various Namings, Physical Characteristics, Glacial Phenomena, Geology, Single Outlet, Automobile Routes, Historic Towns, Early Mining Excitements, Steamer Ride, Mineral Springs, Mountain and Lake Resorts, Trail and Camping Out Trips, Summer Residences, Fishing, Hunting, Flowers, Birds, Animals, Trees, and Chaparral, with a Full Account of the Tahoe National Forest, the Public Use of the Water of Lake Tahoe and Much Other Interesting Matter The rock is a much altered andesite and was probably derived from the Arenig district in North Wales, or possibly from a point nearer the Welsh Border. Darwin and Modern Science It is an isolated, extinct volcano surrounded by igneous rocks, lavas, andesites, and basalts. Inca Land Explorations in the Highlands of Peru The andesite volcanoes were mainly located along the crest of the Sierra, in fact, almost continuously from Thompson Peak, west of Honey Lake, down to latitude 38° degrees 10'. The Lake of the Sky Lake Tahoe in the High Sierras of California and Nevada, its History, Indians, Discovery by Frémont, Legendary Lore, Various Namings, Physical Characteristics, Glacial Phenomena, Geology, Single Outlet, Automobile Routes, Historic Towns, Early Mining Excitements, Steamer Ride, Mineral Springs, Mountain and Lake Resorts, Trail and Camping Out Trips, Summer Residences, Fishing, Hunting, Flowers, Birds, Animals, Trees, and Chaparral, with a Full Account of the Tahoe National Forest, the Public Use of the Water of Lake Tahoe and Much Other Interesting Matter Albite, constituent mineral in andesite. —in rocks of Tierra del Fuego. —in porphyries. —crystals of, with orthite. Geological Observations on South America By far the greater part of the andesite occurs in the form of a tuffaceous breccia in numerous superimposed flows. The Lake of the Sky Lake Tahoe in the High Sierras of California and Nevada, its History, Indians, Discovery by Frémont, Legendary Lore, Various Namings, Physical Characteristics, Glacial Phenomena, Geology, Single Outlet, Automobile Routes, Historic Towns, Early Mining Excitements, Steamer Ride, Mineral Springs, Mountain and Lake Resorts, Trail and Camping Out Trips, Summer Residences, Fishing, Hunting, Flowers, Birds, Animals, Trees, and Chaparral, with a Full Account of the Tahoe National Forest, the Public Use of the Water of Lake Tahoe and Much Other Interesting Matter There are several layers of the andesites breccias at the head of Bear Creek Canyon, above Deer Park Springs. The Lake of the Sky Lake Tahoe in the High Sierras of California and Nevada, its History, Indians, Discovery by Frémont, Legendary Lore, Various Namings, Physical Characteristics, Glacial Phenomena, Geology, Single Outlet, Automobile Routes, Historic Towns, Early Mining Excitements, Steamer Ride, Mineral Springs, Mountain and Lake Resorts, Trail and Camping Out Trips, Summer Residences, Fishing, Hunting, Flowers, Birds, Animals, Trees, and Chaparral, with a Full Account of the Tahoe National Forest, the Public Use of the Water of Lake Tahoe and Much Other Interesting Matter The white varieties approach closely in character to andesite, which composes as we have seen, the injected axes of so many of the lines of elevation. Geological Observations on South America Proceeding up the valley we come to another north and south line of granite, andesite, and blackish porphyry, which seem to lie in an irregular trough of the porphyritic conglomerate. Geological Observations on South America I saw also some syenite and one mass which resembled andesite, but of which I likewise neglected to collect specimens. Geological Observations on South America The andesite masses here in places attain a thickness of 2000 feet. The Lake of the Sky Lake Tahoe in the High Sierras of California and Nevada, its History, Indians, Discovery by Frémont, Legendary Lore, Various Namings, Physical Characteristics, Glacial Phenomena, Geology, Single Outlet, Automobile Routes, Historic Towns, Early Mining Excitements, Steamer Ride, Mineral Springs, Mountain and Lake Resorts, Trail and Camping Out Trips, Summer Residences, Fishing, Hunting, Flowers, Birds, Animals, Trees, and Chaparral, with a Full Account of the Tahoe National Forest, the Public Use of the Water of Lake Tahoe and Much Other Interesting Matter These points, I have endeavoured to show, were probably first foci of eruption, and afterwards of injected masses of porphyry and andesite. Geological Observations on South America |
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