Name: Biotite Mica

Barite crystals typically form in a variety of shapes

This is Adamite Crystals on Matrix mined in Mapimi

impactites and shatter cones are directly linked to them and their impacts

It is believed to shield against negative energy and promote mental clarity and willpower

Pseudomorph Goethite After Marcasite | Prophecy Stone | 59.8gr | Farafra Oasis, Egypt Leifite Name: Biotite MicaPseudomorphs are mineral specimens that have the external shape of one mineral but are composed of another. The pseudomorph goethite after marcasite forms when marcasite is exposed to oxidizing conditions and starts to oxidize and break down. As the marcasite breaks down, goethite replaces it in the crystal structure, preserving the shape of the original marcasite crystal. The resulting specimen appears as a marcasite crystal, but is actually composed