This Stabilized Sonoran Blue Turquoise rough comes from a small “hobby” mine near Cananea, Sonora, Mexico. It has a fine medium-light blue color with pyrite matrix.
Turquoise is a copper-based mineral (hydrated copper aluminum phosphate). Turquoise polishes well with diamond, tin oxide or green rouge.
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Measures (approx) 33 x 27 x 37 to 8mm thick.
Weighs 0.131 lbs
Measures (approx) 16 x 16 x 7mm thick and 19 x 18 x 9mm thick.