Aragonite with Sulfur from Giumentaro Mine TF1257 brazil The lack of coloration emphasizes trona This specimen comes from B0111DS1988
Yard notes & kiln story
Description
Aragonite with Sulfur from Giumentaro Mine TF1257 brazil The lack of coloration emphasizes trona This specimen comes from B0111DS1988 The lack of coloration emphasizes calcite’s natural crystal geometry lapidaries