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Ships within 48 hours · Estimated delivery Sep 11 - Sep 16
Reserve from the case
Ships within 48 hours · Estimated delivery Sep 11 - Sep 16
it can be quite striking
Shape: Oval Cut
Dimensions: 127x127x101 mm / 5x5x4 inches
Product Type: Peridot
Apophyllite is transparent to translucent and is commonly found in colorless or white varieties
Pseudomorph Goethite After Marcasite | Prophecy Stone | 45.8 gr | Farafra Oasis, Egypt Impact Melt Rock it can be quite strikingPseudomorphs 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
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