Dioptase - Specimen dinosaur eggshell but there are several other

but there are several other members of the mica family including muscovite and biotite

green aventurine is known as the “Stone of Opportunity

Era: Mesozoic (Cretaceous period)

lepidolite reveals a smooth surface with subtle luster

Dioptase - Specimen dinosaur eggshell but there are several otherMined from: The Democratic Republic of Congo Description: This one of a kind dioptase specimen has a more cavernous, pocketed look than the tighter crystal clusters, with rich blue green crystal growth spread across a dark natural matrix. Instead of broad isolated crystals dominating the piece, this specimen shows layers of smaller intergrown crystals lining recesses and coating uneven surfaces, giving it a textured, almost frosted appearance in some