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Agi xSbx x 0 09 to 0 16 Allargentum
Hardness n d VHN 172203 189 average Dmeas 10 0
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25 g load 50 g load 7th edition Amer Anisotropism Association Australia Berman Binntal Bolivia Brittle Cabri calcite Canada chalcopyrite Chemistry clausthalite Cleavage Color Colorado Crystal Data crystal structure cubanite Cubic Czechoslovakia Dana's system deposit Distribution district electron microprobe English abs Fersman Mineralogical Museum Fracture Frondel g load galena Geol Germany grains gray grayish Hardness Hexagonal hydrothermal hydrothermal veins intergrowths Japan Lead-gray Luster massive Metallic meteorites Mineral mineralogy mines Monoclinic Mountains n.d. Cell Data n.d. D(calc n.d. D(meas n.d. References n.d. VHN Name National Museum Natural History Neues Jahrb Occurrence Ontario Opaque Optical Properties Orthorhombic Palache pentlandite Physical Properties Pleochroism Point Group polished section Polymorphism & Series pyrite pyrrhotite quartz R.M. Thompson reflected light South Africa Space Group sperrylite sphalerite Steel-gray Streak sulfide sulfosalts Sweden synthetic system of mineralogy Tenacity tetrahedrite Total Twinning Type Material USSR X-ray powder data X-ray Powder Pattern