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L chondrite information


L chondrite
— Group —
NWA 869, an L4-6 chondrite
TypeChondrite
Structural classification?
ClassOrdinary chondrite
Subgroups
  • L3
  • etc
Parent bodyPossibly 433 Eros, 8 Flora or the Flora family as a whole
CompositionOlivine (characteristic fayalite (Fa) of 21 to 25 mol%), hypersthene (an orthopyroxene), iron–nickel 4–10%, troilite, chromite, Na-rich feldspar, Ca-phosphates
Petrologic type6 (>60%)
Alternative namesL chondrite meteorites, Hypersthene chondrites, Olivine hypersthene chondrites
Walters, an L6 chondrite

The L type ordinary chondrites are the second most common group of meteorites, accounting for approximately 35% of all those catalogued, and 40% of the ordinary chondrites.[1] The ordinary chondrites are thought to have originated from three parent asteroids, with the fragments making up the H chondrite, L chondrite and LL chondrite groups respectively.[2]

  1. ^ "Natural History Museum, meteorite catalogue". Archived from the original on 2006-05-03. Retrieved 2005-12-18.
  2. ^ NASA (YouTube) – Dr. David Kring – Asteroid Initiative Workshop Cosmic Explorations Speakers Session

and 27 Related for: L chondrite information

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L chondrite

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ordinary chondrites. The ordinary chondrites are thought to have originated from three parent asteroids, with the fragments making up the H chondrite, L chondrite...

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Chondrite

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A chondrite /ˈkɒndraɪt/ is a stony (non-metallic) meteorite that has not been modified, by either melting or differentiation of the parent body. They...

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Ordinary chondrite

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ordinary chondrites are thought to have originated from three parent asteroids, with the fragments making up the H chondrite, L chondrite and LL chondrite groups...

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LL chondrite

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up the H chondrite, L chondrite and LL chondrite groups respectively. The composition of the Chelyabinsk meteorite is that of a LL chondrite meteorite...

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H chondrite

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chondrites. The ordinary chondrites are thought to have originated from three parent asteroids, whose fragments make up the H chondrite, L chondrite and...

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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...

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Ordovician meteor event

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L chondrite meteorites fell to Earth during the Middle Ordovician period, about 467.5±0.28 million years ago. This is indicated by abundant fossil L chondrite...

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Ordovician

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Epoch, about 467.5 ± 0.28 million years ago, due to the break-up of the L chondrite parent body. It is not associated with any major extinction event. The...

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Chesapeake Bay impact crater

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miles (3 km) Age 35.5 ± 0.3 million Exposed No Drilled Yes Bolide type L chondrite Location Location Chesapeake Bay Coordinates 37°17′N 76°1′W / 37.283°N...

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CI chondrite

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CI chondrites, also called C1 chondrites or Ivuna-type carbonaceous chondrites, are a group of rare carbonaceous chondrite, a type of stony meteorite...

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Meteorite

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meteorites from the Ordovician, nearly all of which are highly weathered L-chondrites that still resemble the original meteorite under a petrographic microscope...

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Meteorite classification

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class H chondrite group L chondrite group LL chondrite group Enstatite chondrite class EH chondrite group EL chondrite group Other chondrite groups, not...

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Neugrund crater

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the 500-Ma disruption of the L chondrite parent body, Icarus, Vol. 119, p. 182 (1996). Korochantseva et al. "L-chondrite asteroid breakup tied to Ordovician...

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Morokweng impact structure

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Core samples have shown it to have been formed by the impact of an L chondrite asteroid estimated to have been 5 to 10 km (3.1 to 6.2 mi) in diameter...

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CM chondrite

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recovered group of the 'carbonaceous chondrite' class of meteorites, though all are rarer in collections than ordinary chondrites. Meteorites mostly divide into...

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Impact structures of Sweden

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Ivanova, Marina; Schwarz, Winfried; Hopp, Jens; Jessberger, Elmar (2007). "L-chondrite asteroid breakup tied to Ordovician meteorite shower by multiple isochron...

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Enstatite chondrite

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Enstatite chondrites (E-type chondrites) are a rare form of meteorite, rich in the mineral enstatite. Only about 200 E-Type chondrites are currently[when...

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Great Ordovician Biodiversification Event

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trigger for the mid-Ordovician ice age: Dust from the breakup of the L-chondrite parent body, Birger Schmitz et al, AAAS Science Advances, 18 Sep 2019:...

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Katian

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Ivanova, Marina; Schwarz, Winfried; Hopp, Jens; Jessberger, Elmar (2007). "L-chondrite asteroid breakup tied to Ordovician meteorite shower by multiple isochron...

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Sandbian

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Ivanova, Marina; Schwarz, Winfried; Hopp, Jens; Jessberger, Elmar (2007). "L-chondrite asteroid breakup tied to Ordovician meteorite shower by multiple isochron...

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Darriwilian

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Ivanova, Marina; Schwarz, Winfried; Hopp, Jens; Jessberger, Elmar (2007). "L-chondrite asteroid breakup tied to Ordovician meteorite shower by multiple isochron...

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Dapingian

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Ivanova, Marina; Schwarz, Winfried; Hopp, Jens; Jessberger, Elmar (2007). "L-chondrite asteroid breakup tied to Ordovician meteorite shower by multiple isochron...

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Chondrule

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in a chondrite. Chondrules form as molten or partially molten droplets in space before being accreted to their parent asteroids. Because chondrites represent...

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Tremadocian

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Ivanova, Marina; Schwarz, Winfried; Hopp, Jens; Jessberger, Elmar (2007). "L-chondrite asteroid breakup tied to Ordovician meteorite shower by multiple isochron...

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8 Flora

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family generally, are good candidates for being the parent bodies of the L chondrite meteorites. This meteorite type comprises 35% of meteorites impacting...

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Floian

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Ivanova, Marina; Schwarz, Winfried; Hopp, Jens; Jessberger, Elmar (2007). "L-chondrite asteroid breakup tied to Ordovician meteorite shower by multiple isochron...

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Hirnantian

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Ivanova, Marina; Schwarz, Winfried; Hopp, Jens; Jessberger, Elmar (2007). "L-chondrite asteroid breakup tied to Ordovician meteorite shower by multiple isochron...

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