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

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

Carbonaceous chondrites or C chondrites are a class of chondritic meteorites comprising at least 8 known groups and many ungrouped meteorites. They include...

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...

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...

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

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

known as the Ordovician meteor event occurred, when a high level of L chondrite meteorites hit Earth. The meteorites may have been caused by a large...

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. A...

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...

subsequent reaction of nitrogen atoms with oxygen. The breakup of the L-chondrite parent body caused a rain of extraterrestrial material onto the Earth...

mineral forsterite, and has a bulk composition similar to that of L-chondrite and LL-chondrite meteorites, with higher iron content (compared to silicon) than...

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

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

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...

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

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

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

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...

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

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

University of New Brunswick Fredericton. Retrieved 2009-08-19. A rain of L-Chondrites in the Thorsberg quarry at Kinnekulle, southern Sweden-Thomas Müller...

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...

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:...

intermediate main belt.: 23  The family is also a suspected source of the L chondrites, common group of meteorites. It orbits the Sun in the central main-belt...

members are considered good candidates for being the parent bodies of the L chondrite meteorites (Nesvorny 2002), which contribute about 38% of all meteorites...

inconclusive and suggest that Geramtina might as well be a H chondrite rather than an L chondrite, but allows for the determination of a general S(IV) ordinary...

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

resulting spectrum analysis showed an S-IV assemblage with a derived L-chondrite mineralogy. (1722)'s first rotational lightcurve was obtained by American...

Hummeln Structure (Sweden) – Impact Origin Confirmed And Its Link To The L-Chondrite Parent Body Break-Up Event, 46th Lunar and Planetary Science Conference...