exclusiveminerals2: Calcite with conichalcite, Ojuela Mine, Mapimi, Durango Province, Mexico; 8.8 cm across
exclusiveminerals2: Conichalcite with calcite, Ojuela Mine, Mapimi, Durango Province, Mexico; 9.4 cm across
exclusiveminerals2: Conichalcite with calcite, Ojuela Mine, Mapimi, Durango Province, Mexico; 4.1 cm across