Color: Best blue

Product Type: Garnet Beads

This is a fantastic Fluorapatite crystal

F - 37x29 mm - 17

Type Variety pack (Includes Quartz

Pseudomorph Goethite After Marcasite | Prophecy Stone | 72 gr | Farafra Oasis, Egypt | SO24 Uvite Color: Best bluePseudomorphs 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