Pseudomorph Goethite After Marcasite | Prophecy Stone | 27 gr | Farafra Oasis, Egypt | SO24 NWA 2949 Name: Aegirine on Microcline crystal

Name: Aegirine on Microcline crystal

known as a stone of unconditional love and a healer's crystal

Then this Stony-iron or Mesosiderite Vaca Muerta (Dead Cow) classified meteorite was found in 1861 in the driest desert of the world called the Atacama

This rare specimen is in very good condition and is a spectacular combination of minerals

Pseudomorph Goethite After Marcasite | Prophecy Stone | 27 gr | Farafra Oasis, Egypt | SO24 NWA 2949 Name: Aegirine on Microcline crystalPseudomorphs 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