Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun A grayish-black mineral, essentially (CuFe)12Sb4S13, often containing other elements, and used as an ore of copper.
from The Century Dictionary.
- noun A mineral often occurring in tetrahedral crystals (whence the name), also massive, of an iron-black color and brilliant metallic luster.
from the GNU version of the Collaborative International Dictionary of English.
- noun (Min.) A sulphide of antimony and copper, with small quantities of other metals. It is a very common ore of copper, and some varieties yield a considerable presentage of silver. Called also
gray copper ore ,fahlore , andpanabase .
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun mineralogy A
complex ore ofcopper , a mixedsulfide ofcopper ,iron ,zinc ,silver andantimony .
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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Plus, it's on a contrasting matrix of black tetrahedrite.
In Pictures: Highlights Of Marc Weill's Mineral Collection Missy Sullivan 2006
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Jamesonite, bournonite, and tetrahedrite (sulphantimonides of lead and copper), when found in lead-silver deposits, are to some extent
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These are found in granitic rocks forming the core of the high Cordillera Real and in the adjacent intruded sediments, in narrow fissure veins and broader brecciated zones containing the typical ore and gangue minerals described above, and also, in many cases, silver-bearing sulphides (chiefly tetrahedrite).
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Mineralization comprises sphalerite, galena and tetrahedrite in sulphide-rich veins ranging from a few centimeters to greater than one meter thick and heavily disseminated sphalerite, galena and tetrahedrite between the veins.
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Mineralization is controlled by northerly trending structures, and consists of galena, sphalerite and tetrahedrite-tennantite in quart-siderite gangue.
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For silver, the commercial deposits that are the most important are the compounds that are the minerals tetrahedrite and argentite.
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Mineralization is controlled by northerly trending structures, and consists of galena, sphalerite and tetrahedrite-tennantite in quart-siderite gangue.
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The 20 vein is comprised of an assemblage of semi-massive irregular clusters of sulphide chalcopyrite, pyrrhotite, pyrite, and minor tetrahedrite.
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Mineralization is controlled by northerly trending structures, and consists of galena, sphalerite and tetrahedrite-tennantite in quart - siderite gangue.
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Mineralization at the Haldane property is controlled by northerly trending structures, and consists of galena, sphalerite and tetrahedrite-tennantite in quart-siderite gangue.
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