|AllMinerals/JohnBetts-FineMinerals > Online Mineral Museum Photographic Archive > Minerals from Peru > Bournonite and Sphalerite on Quartz
|Bournonite and Sphalerite on Quartz
|Quiruvilca District, Santiago de Chuco Province, La Libertad Department, Peru
|Lustrous gray-metallic bournonite crystals to 11 mm, with lustrous black sphalerite crystals to 7 mm on lustrous translucent colorless quartz crystals to 13 mm. A few of the bournonite crystals exhibit cogwheel-habit twinning. Originally acquired from D. Weinrich
|micro to 13 mm
|For reference only
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