tetrahedrite Definition

argentiferous, tennantite, bornite, sphalerite, arsenopyrite, argentite, pyrargyrite, chalcocite, pyrrhotite, chalcopyrite, covellite, pentlandite, cuprite, molybdenite, pyrite, sericite, epidote, muscovite, stibnite, ankerite, actinolite, galena, adularia, chlorite, fuchsite, enargite, biotite, phyllite, electrum, chrysocolla, schists, alunite, phlogopite, diopside, veinlets, albite, allanite, dunite, limonite, amphibolite, kaolinite, amphibole, greywacke, carnotite, autunite, hornblende, scheelite, blebs, veinlet, azurite, silicification, sulphides, hypabyssal, pyrophyllite, pyroxene, pyroxenite, cherty, chalcedony, bastnasite, plagioclase, orpiment, syenite, schistose, brecciation, realgar, hornfels, halite, illite, argillaceous, aplite, stockwork, dacite, uraninite, pyrope, porphyries, siderite, lepidolite, dolomites, eluvial, diabase, goethite, potassic, greisen, pegmatites, sulfides, stratiform, haematite, pitchblende, alkalic, praseodymium, siltstone, norite, felsite, pyrochlore, mylonite, feldspars, arenite, lapilli, pelite, yttrium oxide,