Quartz, Calcite, Pyrite - San Antonio Mine (San Antonio el Grande Mine), Mexico - 9.6 x 6.6 cm
Mineral: Quartz, Calcite, Pyrite
Locality: San Antonio Mine (San Antonio el Grande Mine), East Camp, Santa Eulalia District, Municipio Aquiles Serdán, Chihuahua, Mexico
Dimensions: 9.6 x 6.6 cm