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Sphalerite fills the body with golden light and imbues a feeling of 'lightness' within
Calcite is a carbonate mineral and the most stable form of calcium carbonate
Glows yellow and purple under short wave UV
Chalcedony can come in white to gray
a type of carbon molecule that is also found in meteorites
Poldervaartite - South Africa 8" x 5" x 2" lodolite Sphalerite fills the body withPoldervaartite is a rare mineral that was first discovered in the Wessels Mine in the Kalahari Manganese Field of South Africa in 1987. It is named after the Dutch petrologist Dr. Pieter Poldervaart. Poldervaartite is a member of the pyroxenoid group of minerals and has the chemical formula NaCa3(CO3)2Si6O15F. This Poldervaartite specimen is from from the Kalahari Manganese Field No. Cape Providence S. Africa. It measures 8" x 5" x 2" and weighs
