Carbonaceous chondrite
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Carbonaceous chondrites or C chondrites are a class of chondritic meteorites comprising at least 8 known groups and many ungrouped meteorites. They include some of the most primitive known meteorites.
A slice of the Allende meteorite showing circular chondrules.
Some carbonaceous chondrites. From left to right: Allende, Yukon, and Murchison.
NWA 3118, CV3
Gujba meteorite, a bencubbinite found in Nigeria. Polished slice, 4.6 × 3.8 cm. Note the nickel-iron chondrules, which have been age-dated to 4.5627 billion years.
CI chondrite
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CI chondrites, also called C1 chondrites or Ivuna-type carbonaceous chondrites, are a group of rare carbonaceous chondrites, a type of stony meteorite. They are named after the Ivuna meteorite, the ty
Carbonaceous chondrite
…The C chondrites represent only a small proportion (4.6%) of meteorite falls. Some famous carbonaceous chondrites are: Allende, Murchison, Orgueil, Ivuna, Murray, Tagish Lake, Sutter's Mill, and Winchcombe. C chondrites contain a relatively high proportion of carbon (up to 3%), which is in the form of…
Orgueil meteorite, a CI chondrite that fell in France in 1864. Picture taken at the Museum of Natural History in Paris.