Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun A yellow to brown or red mineral, CdS, the only ore of cadmium.
from The Century Dictionary.
- noun Native cadmium sulphid, a rare mineral occurring in hemimorphic hexagonal crystals of a honey-yellow or orange-yellow color, and also as a pulverulent incrustation on sphalerite.
from the GNU version of the Collaborative International Dictionary of English.
- noun (Min.) Native cadmium sulphide, a mineral occurring in yellow hexagonal crystals, also as an earthy incrustation.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun mineralogy A rare
cadmium mineral that consists ofcadmium sulfide incrystalline form.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun ore of cadmium; a rare yellowish mineral consisting of cadmium sulphide in crystalline form
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
from Wiktionary, Creative Commons Attribution/Share-Alike License
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Examples
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Upon this table also are deposited Lord Greenock's sulphuret of cadmium, commonly called greenockite; and sulphurets of nickel.
How to See the British Museum in Four Visits W. Blanchard Jerrold 1855
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The best known of these is the mineral greenockite (cadmium sulfide, CdS), but even this mineral forms rare and rather small crystals.
Cadmium 2007
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Cadmium sulphide, CdS, occurs naturally as greenockite (_q. v._), and can be artificially prepared by passing sulphuretted hydrogen through acid solutions of soluble cadmium salts, when it is precipitated as a pale yellow amorphous solid.
Encyclopaedia Britannica, 11th Edition, Volume 4, Part 4 "Bulgaria" to "Calgary" Various
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Nearly the only cadmium mineral known is the sulphide, greenockite, but no deposits of this mineral have been found of sufficient volume to be called cadmium ores.
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Sphalerite almost always contains a little cadmium, probably as the sulphide; and in zinc deposits crystals of sphalerite in cavities are frequently covered with a greenish-yellow film or coating of greenockite.
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The zinc oxide minerals in the surficial zone also are sometimes colored yellow by small amounts of greenockite.
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Cadmium occurs in nature as cadmium sulphide in greenockite, CdS, which is very rare.
A Text-book of Assaying: For the Use of Those Connected with Mines. Cornelius Beringer 1886
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