Calaverite カラベライト 3.14 ct Trillion Cut 12.00 x 11.60 x 4.70 mm Colorado, USA max9433

Description

Calaverite カラベライト 3.14 ct Trillion Cut 12.00 x 11.60 x 4.70 mm Colorado, USA max9433

Calaverite カラベライト

Calaverite a Rare Gold Telluride  mixed into chalcedony/granite matrix.

The formula is (AuTe2). Small quantity of silver may also be found.

It comes from Cripple Creek Mining District, Teller County, Colorado, USA