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Keywords from Image Description:
Rubis pyrite calcite. fr cristaux de corindon var rubis cristaux de pyrite cristaux de calcite Luc Yen Mine Luc Yen Yenbai Yen Bai Province Vietnam crystals of corundum var ruby crystals of pyrite crystals of calcite Luc Yen Mine Luc Yen Yenbai Yen Bai Province Vietnam own Parent Gry Corundum Ruby Pyrite calcite Taken with Nikon