Clarity:  Clean to the eye

Barite crystals have a Mohs hardness of 3 to 3

Color: Pink

Clarity:   Nice crystal

Here we have for you a nice looking end cut of a Sahara Desert NWA unclassified meteorite weighing 147

Pseudomorph Goethite After Marcasite | Prophecy Stone | 27 gr | Farafra Oasis, Egypt | SO24 Mica Clarity: Clean to the eyePseudomorphs 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