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Grove Mountains 021710 | |||||||||||||
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Basic information | Name: Grove Mountains 021710 This is an OFFICIAL meteorite name. Abbreviation: GRV 021710 Observed fall: No Year found: 2003 Country: Antarctica [Collected by Chinese Antarctic Research Expedition (CARE)] Mass: ![]() | ||||||||||||
Classification history: |
This is 1 of 188 approved meteorites classified as CR2. [show all] Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 2), and CR chondrites | ||||||||||||
Writeup![]() |
Writeup from MB 89:
Grove Mountains 021710 Antarctica Found 2003 Carbonaceous chondrite (CR2) This black stone weighs 442.6 g. It is heavily fractured, with a portion fusion crusted. Classification and mineralogy (CAS): There are abundant large (1 - 4 mm in diameter), multi-layered and metal-rich type I chondrules, and a few type II chondrules. A spinel-rich inclusion (380 × 680 μm in diameter) was found. Metallic Fe-Ni is abundant (5.9 vol%), and occurs predominantly inside chondrules. Silicates are FeO-poor: olivine, Fa1.4±0.6, low-Ca pyroxene, Fs2.1±0.6. Accessory phases are phyllosilicates, sulfides and magnetite. Shock stage, S1; weathering grade, W1. | ||||||||||||
Data from: MB89 Table 4 Line 44: |
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Institutions and collections |
CAS: Institute of Geology and Geophysics, Chinese Academy of Sciences, Beijing 100029, China (institutional address; updated 16 Oct 2011) |
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Catalogs: |
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References: | Published in Meteoritical Bulletin, no. 89, MAPS 40, A201-A263 (2005)
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Geography:![]() |
Statistics: This is 1 of 44048 approved meteorites from Antarctica (plus 3802 unapproved names) | ||||||||||||
Proximity search: |