Pseudomorph Goethite After Marcasite | Prophecy Stone | 31 gr | Farafra Oasis, Egypt | SO24 H6 Product Type: Ruby Crystal Wrapped

Product Type:  Ruby Crystal Wrapped In Silver Wire Pendant

Product ID: SPYL97910

It frequently occurs in distinctive pyramid-like structures

This is a fabulous 8

Pseudomorph Goethite After Marcasite | Prophecy Stone | 31 gr | Farafra Oasis, Egypt | SO24 H6 Product Type: Ruby Crystal WrappedChoose your Pseudomorph! Pseudomorphs 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,