| 单词 | blende |
| 例句 | The cubic form of zinc sulfide, zinc blende, also crystallizes in an FCC unit cell, as illustrated in Figure 10.61. Chemistry 2019-02-14T00:00:00Z A name given by English miners to sphalerite, or zinc blende; Ð called also false galena. Webster's Unabridged Dictionary (2nd 100 Pages) 2012-03-24T02:00:19.387Z Regular intergrowths of crystals of totally different substances such as staurolite with cyanite, rutile with haematite, blende with chalcopyrite, calcite with sodium nitrate, are not uncommon. Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 7 "Crocoite" to "Cuba" 2012-01-22T03:00:24.397Z In the first are found veins of calcite and quartz from half-an-inch to three inches thick, in which especially in the calcite the gold is visible mixed with iron and copper pyrites, galena and blende. The Inhabitants of the Philippines 2011-11-23T03:00:21.653Z It was possibly only furnace calamine, or perhaps blende for it was associated with copper. De Re Metallica, Translated from the First Latin Edition of 1556 2011-11-16T03:00:21.977Z Magnetic pyrites, copper pyrites, zinc blende and arsenical pyrites are other and less important examples, the last constituting the gold ore formerly worked in Silesia. Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 2 "Gloss" to "Gordon, Charles George" 2011-10-31T02:00:28.703Z It is often associated with blende and pyrites, and with calcite, fluorspar, quartz, barytes, chalybite and pearlspar as gangue minerals; in the upper oxidized parts of the deposits, cerussite and anglesite occur as alteration products. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 4 "G" to "Gaskell, Elizabeth" 2011-08-24T02:00:20.690Z There it forms a large deposit, in a granitic vein running through gneiss, and is accompanied by quartz, siderite, galena, blende, chalcopyrite, &c. Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 7 "Crocoite" to "Cuba" 2012-01-22T03:00:24.397Z This ore is often found mixed with iron or copper pyrites, and sometimes with blende. The Inhabitants of the Philippines 2011-11-23T03:00:21.653Z The ores are argentiferous galena, accompanied by considerable amounts of blende and pyrites, all oxidized near the surface. De Re Metallica, Translated from the First Latin Edition of 1556 2011-11-16T03:00:21.977Z Such calciners are used especially in roasting zinc blende into zinc oxide, and in the conversion of copper sulphides into chlorides in the wet extraction process. Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 3 "Frost" to "Fyzabad" 2011-08-15T02:00:28.473Z Pyrites are common at the mines, sometimes crystallized in regular cubes of a beautiful brass-yellow color, and, at others, found in tabular masses, or mixed with blende, sulphate of barytes, or calcareous spar. Scenes and Andventures in the Semi-Alpine Region of the Ozark Mountains of Missouri and Arkansas 2011-07-10T02:00:18.883Z In the Cwnystwyth mines in Cornwall new and valuable deposits of ore and blende were located. The Universe a Vast Electric Organism 2011-06-09T02:00:22.450Z It probably is not rich enough for amalgamation, as it contains a superior bulk of iron pyrites, blende, lead and earthy matter. The South-West By a Yankee. In Two Volumes. Volume 2 2011-02-05T03:00:13.817Z At the original locality, Wheal Boys in the parish of Endellion in Cornwall, it was found associated with jamesonite, blende and chalybite. Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 3 "Borgia, Lucrezia" to "Bradford, John" 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" Any spar adhering to the ore, renders it refractory; blende and pyrites have the same effect. Scenes and Andventures in the Semi-Alpine Region of the Ozark Mountains of Missouri and Arkansas 2011-07-10T02:00:18.883Z The mineral products of Dr�me include lignite, blende, galena, calamine, freestone, lime, cement, potter’s clay and kaolin. Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 7 "Drama" to "Dublin" It occurs in metalliferous veins, often in association with iron-pyrites, chalybite, blende, &c., and in Cornwall and Devon, where it is abundant, with cassiterite. Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 3 "Convention" to "Copyright" It is fitted with a lens focused upon a bit of Sidot's blende and radium nitrate, and in a dark room shows these beautiful scintillations "like a shower of stars." A History of Science, Volume 5(of 5) Aspects Of Recent Science The elements gallium and indium were discovered in blende. Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 1 "Bisharin" to "Bohea" It is found in detached pieces and beds in red clay, and in veins in limestone rock, accompanied by sulphate of barytes, calcareous spar, blende, quartz, and pyrites. Scenes and Andventures in the Semi-Alpine Region of the Ozark Mountains of Missouri and Arkansas 2011-07-10T02:00:18.883Z Those lines you see are ultra-violet, made visible to the eye by activation of a radioactive compound whose rays in turn impinge on a zinc blende sheet. Astounding Stories of Super-Science April 1930 The most important mineral of zinc is the sulphide, sphalerite or "zinc blende." The Economic Aspect of Geology If a surface is coated with Sidot's blende and held near a piece of radium nitrate, the coated surface begins to glow. A History of Science, Volume 5(of 5) Aspects Of Recent Science An important character of blende is the perfect dodecahedral cleavage, there being six directions of cleavage parallel to the faces of the rhombic dodecahedron, and angles between which are 60�. Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 1 "Bisharin" to "Bohea" The ore is found in detached pieces and solid masses, in beds, in red clay, accompanied by sulphate of barytes, calcareous spar, blende, iron pyrites, and quartz. Scenes and Andventures in the Semi-Alpine Region of the Ozark Mountains of Missouri and Arkansas 2011-07-10T02:00:18.883Z In the United States the best known mines are in the Galena-Joplin District, in Missouri and Kansas, which produce about two-thirds of the home product—mainly from the ore blende, a sulphide. Commercial Geography A Book for High Schools, Commercial Courses, and Business Colleges Small portions of sulphate of strontia, galena, and blende, with rhomb spar, occur in the upper portion of the group. Old Mackinaw The Fortress of the Lakes and its Surroundings The most abundant source at present known is the Freiberg blende, 100,000 parts of which only yield from twenty-five to forty parts of indium. Field's Chromatography or Treatise on Colours and Pigments as Used by Artists Crystals of blende are of very common occurrence, but owing to twinning and distortion and curvature of the faces, they are often rather complex and difficult to decipher. Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 1 "Bisharin" to "Bohea" Considerable quantities of blende were also met with, and strong indications of the existence of copper are furnished. Scenes and Andventures in the Semi-Alpine Region of the Ozark Mountains of Missouri and Arkansas 2011-07-10T02:00:18.883Z Calamine is found in beds and veins in limestone rocks, and is often associated with galena and blende. Encyclopaedia Britannica, 11th Edition, Volume 4, Part 4 "Bulgaria" to "Calgary" The chief ore of lead is galena, a sulphide of lead, common in most mining districts, and frequently associated with blende and copper-pyrites. A Text-book of Assaying: For the Use of Those Connected with Mines. The gold is also often visible to the naked eye in all the associated minerals, and particularly in the mispickel and blende. The Atlantic Monthly, Volume 13, No. 79, May, 1864 A few varieties of blende are distinguished by special names, these varieties depending on differences in colour and chemical composition. Encyclopaedia Britannica, 11th Edition, Volume 4, Slice 1 "Bisharin" to "Bohea" This locality is remarkable as yielding galena, heavy spar, blende, calcareous spar, fluor spar, pyrites, coal, and salt. Scenes and Andventures in the Semi-Alpine Region of the Ozark Mountains of Missouri and Arkansas 2011-07-10T02:00:18.883Z It is, however, nearly always found associated with zinc blende, and with calamine, although only in small quantities. Encyclopaedia Britannica, 11th Edition, Volume 4, Part 4 "Bulgaria" to "Calgary" It is widely diffused in calamine, blende, and other zinc ores, forming, in some cases, as much as 2 or 3 per cent. of the ore. A Text-book of Assaying: For the Use of Those Connected with Mines. If the presence of cadmium is suspected in zinc-blende, it may be detected by fusing a small piece of the blende upon charcoal in carbonate of soda. A System of Instruction in the Practical Use of the Blowpipe Being A Graduated Course Of Analysis For The Use Of Students And All Those Engaged In The Examination Of Metallic Combinations Sir W. Crookes has invented a curious little apparatus, the spinthariscope, which enables us to examine the phosphorescence of the blende excited by these rays. The New Physics and Its Evolution The ore is the common galena, with a broad glittering grain, and bluish-gray color, and is found accompanied by sulphate of barytes, blende, pyrites, quartz, and calcareous spar. Scenes and Andventures in the Semi-Alpine Region of the Ozark Mountains of Missouri and Arkansas 2011-07-10T02:00:18.883Z The deposition of galena, blende, and pyrite in the Galena lead mines still continues. Scientific American Supplement, No. 446, July 19, 1884 Ores of zinc, more especially blende, are met with in most lead, copper, gold, and silver mines, in larger or small quantities scattered through the lodes. A Text-book of Assaying: For the Use of Those Connected with Mines. Ellenville Lead and zinc: zinc blende, chalcopyrite, galena, lead, zinc and copper concentrates Empire China Works, Brooklyn Insulators Empire Gas and Fuel Co., New York at the Louisiana Purchase Exposition, St. Louis 1904 Report of the New York State Commission Zinc.—The zinciferous compounds—calamine, blende, and zinc ash—are all poor conductors. Scientific American Supplement, No. 433, April 19, 1884 In that it is possible to watch the bombardment of the countless little corpuscles thrown off by radium, as they strike on the zinc blende crystal which forms the base. The War Terror It is also an important circumstance that near the point of contact, both the granite and the secondary rocks become metalliferous, and contain nests and small veins of blende, galena, iron, and copper pyrites. The Student's Elements of Geology A sample of blende is found to contain 55 per cent. of zinc. A Text-book of Assaying: For the Use of Those Connected with Mines. Iron, copper, and arsenical pyrites, antimony, galena, molybdenite, zinc blende, and wolfram were treated in the above manner with similar results. Getting Gold: a practical treatise for prospectors, miners and students One gram of copper pyrites, blende, fahlerz, or mispickel, yields 7 or 8 grams of lead, whilst 1 gram of antimonite will give 6, and 1 gram of galena only a little over 3 grams. A Text-book of Assaying: For the Use of Those Connected with Mines. How would blende compare with pyrites as a source of sulphur for sulphuric acid making? A Text-book of Assaying: For the Use of Those Connected with Mines. |
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