rockon-ro: FLUORITE and BARITE (Calcium Fluoride and Barium Sulfate) crystals from Hastings County
rockon-ro: FLUORITE and BARITE (Calcium Fluoride and Barium Sulfate) crystals from Hastings County, Madoc, Ontario, Canada. The greenish fluorite crystals sit on a matrix of creamy white barite crystals. -- source link
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