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A meteorite mineral is a mineral found chiefly or exclusively within meteorites or meteorite-derived material. [citation needed] This is a list of those minerals, excluding minerals also commonly found in terrestrial rocks. As of 1997 there were approximately 295 mineral species which have been identified in meteorites. [1]
Peridot can be found in mafic and ultramafic rocks occurring in lava and peridotite xenoliths of the mantle. The gem occurs in silica-deficient rocks such as volcanic basalt and pallasitic meteorites. Along with diamonds, peridot is one of only two gems observed to be formed not in Earth's crust, but in the molten rock of the upper mantle. [1]
Download QR code; Print/export Download as PDF; Printable version; In other projects ... This is a list of gemstones, organized by species and types. Minerals
Plessite is a meteorite texture consisting of a fine-grained mixture of the minerals kamacite and taenite found in the octahedrite iron meteorites. It occurs in gaps (its name is derived from the Greek "plythos" meaning "filling" [ 1 ] ) between the larger bands of kamacite and taenite which form Widmanstätten patterns .
Like bronzite, it is sometimes cut and polished as a gemstone. [1] The name "hypersthene" comes from the Greek and means "over strength", and is an allusion to its being harder than the amphibole mineral hornblende (a mineral with which it is often confused. [3] Hypersthene has been discredited by the International Mineralogical Association.
Many masses were found strewn in a field, with a total weight of about 820 kg. An additional mass of 227 kg was found at a depth of 10 feet (3.0 m) in 2002. Esquel, Chubut, Argentina. A large mass of 755 kg was found embedded in soil before 1951. Pallasovka, Pallasovka, Russia. A single mass of 198 kg was found near Pallasovka, Russia in 1990.
A Meteorite mineral is a mineral found chiefly or exclusively within meteorites, as opposed to minerals also found commonly on Earth, such as Olivine. The main article for this category is List of meteorite minerals .
They were first discovered in the 19th century by ore prospectors who mistook the shiny metal inclusions for silver and thought they had found an outcrop of a silver ore deposit. Later when an analysis was made and nickel-iron was found, the true nature as a meteorite was established. The meteorite was called Vaca Muerta. [3]
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