#Fluorapatite on orange #caclite from the Yates mine, northwest of #Ottawa. It records the passage of water-rich, silicate-rich, and carbonate-rich fluids (melts) more than a billion years ago, under the Himalayan-scale mountains of the Grenville. #MinCup23#Ontario#Canada#Minerals
#Fluorapatite on orange #caclite from the Yates mine, northwest of #Ottawa. It records the passage of water-rich, silicate-rich, and carbonate-rich fluids (melts) more than a billion years ago, under the Himalayan-scale mountains of the Grenville. #MinCup23#Ontario#Canada#Minerals
