Mercedes Calcite (Chalcopyrite on Calcite) - Specimen comfortable cotton shirt Geographic Age: 200-500 mya

Geographic Age: 200-500 mya

Description: This selenite obelisk tower from Morocco is carved from a translucent variety of gypsum known for its fibrous internal structure and silky luster

Approximate Size of 1 piece: 6cm x 2cm x 2cm

View the sandblasted specimens at this link: https://rubblerockandgem

Mercedes Calcite (Chalcopyrite on Calcite) - Specimen comfortable cotton shirt Geographic Age: 200-500 myaMined from: Daye Mine, Huangshi, Hubei Province, China Description: This one of a kind Mercedes Calcite specimen from Hubei Province, China features a tight cluster of large, transparent to smoky clear calcite crystals with broad, sharply defined faces and strong parallel growth lines. Dark brown to bronze mineral coatings form bold stripes and patches across several crystal faces, giving the piece a layered, banded appearance. The specimen shows a