C minerals

Calcite
Combronde
Calcite
Anduze
Calcite
France
Calcite
World
Optical calcite
Optical
Calcite
Calcédoine bleue de la Comté
Chalcedony
La Comté
Chalcedony
Chalcedony
World
Chalcedony, grape agate
Grape
Chalcedony
Carrollite
Cassiterite
Cassiterite
Cavansite
Celestine
Celestine
Cerussite
Cerussite
World
Cerussite
Cerussite
France
Chalcanthite
Chalcocite
Chalcopyrite
Chalcotrichite
Chondrodite
Chrysoberyl
Chrysocolla
Chrysocolla
Cinnabar
Cinnabar
Citrine
Concretions and stalactites
Concretion
Crocoite
Crocoite
Native copper
Native
copper
Cuprite
Cyanotrichite