Mercedes Calcite (Chalcopyrite on Calcite) - Specimen Sahara desert glass 5cm x 15cm Approximate Weight

5cm x 15cm Approximate Weight for 1 piece: 1030g

They are made from one of my favorite stones as well

and not all over the place

organic appearance while still maintaining clear skull definition

Approximate Size for 1 piece: 3cm x 3cm x 2cmApproximate Weight for 1 piece: 30g

Mercedes Calcite (Chalcopyrite on Calcite) - Specimen Sahara desert glass 5cm x 15cm Approximate WeightMined from: Daye Mine, Huangshi, Hubei Province, China Description: This specimen displays the distinctive Mercedes habit of calcite, where multiple tabular crystals intersect at sharp, geometric angles, forming a star like arrangement. The crystals are pale, semi translucent, and well defined, with clean faces that highlight internal growth zoning. What sets this piece apart are the bold black linear inclusions running through the crystal facesthese