covellite, bornite, chalcocite, hornblende, epidote, sericite, cuprite, azurite, electrum, biotite, adularia, chlorite, phyllite, muscovite, actinolite, argentite, tetrahedrite, amphibole, albite, stibnite, dunite, pyrophyllite, galena, pentlandite, schists, amphibolite, enargite, kaolinite, goethite, diabase, pyroxene, greisen, diopside, chalcedony, kyanite, sphalerite, alkalic, norite, arsenopyrite, illite, orpiment, pyrargyrite, vein quartz, hornfels, realgar, lepidolite, eclogite, halite, dacite, schistose, bastnasite, pyroxenite, extrusive, cherty, greywacke, argentiferous, fuchsite, alunite, chalcopyrite, pyrrhotite, phlogopite, allanite, feldspars, autunite, pyrope, uraninite, silicic, ankerite, plagioclase, veinlet, smoky quartz, scheelite, carnotite, claystone, metamorphic rock, eluvial, pitchblende, malachite, diorite, brecciation, anastomosing, dolomites, potassic, pyrites, blebs, molybdenite, smithsonite, limonite, siderite, argillite, aplite, calcic, hypabyssal, syenite, veinlets, lamprophyre, argillaceous, lapilli, felsite, phyllosilicate, mylonite, wolframite, chalk, corundum, flint, magenta, marbles, opal, serpentine, talc, alas, alpaca, amber, an, anemone, aniline, apatite, asbestos, ash, b.