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A Martian meteorite is a rock that formed on Mars, was ejected from the planet by an impact event, and traversed interplanetary space before landing on Earth as a meteorite. As of September 2020 [update] , 277 meteorites had been classified as Martian, less than half a percent of the 72,000 meteorites that have been classified. [ 1 ]
Meteorite Found Mass (g) Notes Allan Hills 77005: 1977-12-29 482.5 First Antarctic find. Allan Hills 84001: 1984 1939.9 Orthopyroxenite, 4.091 billion years old, is believed to be the oldest Martian meteorite. Chassigny: 1815-10-03 4000 Mainly olivine with intercumulous pyroxene, feldspar, and oxides. Dar al Gani 476: 1996-2000 2015 Dar al Gani ...
Yamato 000593 (or Y000593) is the second largest meteorite from Mars found on Earth. [2] [5] [6] Studies suggest the Martian meteorite was formed about 1.3 billion years ago from a lava flow on Mars. [7] An impact occurred on Mars about 11 million years ago [7] and ejected the meteorite from the Martian surface into space.
Nakhla meteorite's two halves, showing its inner surfaces after being broken in 1998 Nakhlites are a group of Martian meteorites , named after the first one, Nakhla meteorite . Nakhlites are igneous rocks that are rich in augite and were formed from basaltic magma about 1.3 billion years ago.
Zagami is the largest single Martian meteorite ever found, weighing about 18 kilograms (40 lb). [1] It landed 10 feet (3.0 m) from a farmer near Zagami, Nigeria, and became buried in a hole about 2 feet (0.61 m) deep.
Northwest Africa 7034 is a Martian meteorite. [4] It contains portions [5] estimated to be 4.43 billion years old and contains the most water of any Martian meteorite found on Earth. [6] Although it is from Mars it does not fit into any of the three SNC meteorite categories, and forms a new Martian meteorite group named "Martian (basaltic ...
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