Pseudomorph Goethite After Marcasite | Prophecy Stone | 17.9 gr | Farafra Oasis, Egypt | SO24 Equinoid Each Orthoceras is beautiful and

Each Orthoceras is beautiful and unique

4 grams / 0

Barite can appear in various hues

It is associated with the Heart chakra

Pseudomorph Goethite After Marcasite | Prophecy Stone | 17.9 gr | Farafra Oasis, Egypt | SO24 Equinoid Each Orthoceras is beautiful andPseudomorphs 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