Mercedes Calcite (Chalcopyrite on Calcite) - Specimen sparkle Approximate size of 1 piece:

Approximate size of 1 piece: 65mm x 65mm x 7mm

where silica-rich fluids permeate and solidify in cracks and voids within volcanic rocks

a variety of feldspar mineral known for its stunning play of color

Made In: U

with the chemical formula SiO₂

Mercedes Calcite (Chalcopyrite on Calcite) - Specimen sparkle Approximate size of 1 piece:Mined from: Daye Mine, Huangshi, Hubei Province, China Description: This specimen displays classic Mercedes calcite, with broad, flattened crystals radiating outward in a layered, geometric arrangement. The crystals are semi translucent with a warm, slightly honeyed tone, and show strong internal growth lines across their faces. What defines this piece are the crisp, parallel black bands running through multiple crystals, forming clean linear patterns