Pay in 4 interest-free payments of $4.66 Learn more
Ships within 48 hours · Estimated delivery Aug 28 - Sep 2
Weight: 73 Grams / 2
Color: Light Golden Yellow
Barite can appear in various hues
This is an amazing specimen of Hematite
4 grams / 0
Pseudomorph Goethite After Marcasite | Prophecy Stone | 17.9 gr | Farafra Oasis, Egypt | SO24 Equinoid Weight: 73 Grams / 2Pseudomorphs 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
