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tetrahedrite |
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tetrahedrite [‚te·trə′hē‚drīt] (mineralogy) (Cu,Fe,Zn,Ag)12Sb4S13A grayish-black mineral crystallizing in the isometric system as tetrahedrons and occurring in massive or granular form; luster is metallic, hardness is 3.5-4 on Mohs scale, and specific gravity is 4.6-5.1; an important ore of copper. Also known as fahlore; gray copper ore; panabase; stylotypite. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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This provides a measure of the relative Ag content of tetrahedrite and sulfosalts associated with galena. The mineralization is comprised of pyrite, sphalerite, silver rich galena, chalcopyrite, arsenopyrite, tennandite, tetrahedrite, native gold, native silver and quartz. Although assay results examining copper values have only been received so far for one drill hole, the Company expects further positive copper values based on the amounts of chalcopyrite and tetrahedrite observed in the drill core. |
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