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Plessite is the fine-grained material between the lamellae. Kaposfüred iron meteorite, Hungary. 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 ...
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Meteorite classification. In meteoritics, a meteorite classification system attempts to group similar meteorites and allows scientists to communicate with a standardized terminology when discussing them. Meteorites are classified according to a variety of characteristics, especially mineralogical, petrological, chemical, and isotopic properties.
Most iron meteorites originate from cores of planetesimals, with the exception of the IIE iron meteorite group The iron found in iron meteorites was one of the earliest sources of usable iron available to humans , due to the malleability and ductility of the meteoric iron, [4] before the development of smelting that signaled the beginning of ...
Pallasite. A slice of the Esquel pallasite, clearly showing the large olivine crystals suspended in the metal matrix. The pallasites are a class of stony–iron meteorite. They are relatively rare, and can be distinguished by the presence of large olivine crystal inclusions in the ferro-nickel matrix.
Chondrite. Small to medium asteroids that were never part of a body large enough to undergo melting and planetary differentiation. A chondrite / ˈkɒndraɪt / is a stony (non- metallic) meteorite that has not been modified, by either melting or differentiation of the parent body. [a] [1] They are formed when various types of dust and small ...
the Uwet meteorite of Cross River State, Nigeria. the Sikhote-Alin meteorite, Sikhote-Alin Mountains, Russia. the Hex River Mountains meteorite from the Cape Winelands District, Western Cape Province, South Africa. the Canyon Diablo meteorite of Meteor Crater, Coconino County, Arizona, United States. the Smithonia meteorite of Oglethorpe County ...
The Fukang meteorite is a meteorite that was found in the mountains near Fukang, China in 2000. It is a pallasite —a type of stony–iron meteorite with olivine crystals. It is estimated to be 4.5 billion years old.