Mineral: Calcite
Locality: La Florida mining area, Herrería-Valdáliga-Rionansa, Comarca Costa Occidental/Saja-Nansa, Cantabria, Spain
Dimensions: Crystal size: 4.5 cm
Description: Backside.
White Miller indices: flat rhombohedron {012}
Black: scalenohedron {211}
Yellow: prism {100}
Orange: “normal” rhombohedron {101}
Photo: Joaquim Callén
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