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Grove Mountains 021579 | |||||||||||||
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Basic information | Name: Grove Mountains 021579 This is an OFFICIAL meteorite name. Abbreviation: GRV 021579 Observed fall: No Year found: 2003 Country: Antarctica [Collected by Chinese Antarctic Research Expedition (CARE)] Mass: 6.6 g | ||||||||||||
Classification history: |
This is 1 of 643 approved meteorites (plus 1 unapproved name) classified as CO3. [show all] Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 3), CM-CO clan chondrites, and CO chondrites | ||||||||||||
Writeup |
Writeup from MB 89:
Grove Mountains 021579 Antarctica Found 2003 Carbonaceous chondrite (CO3) The fragment weighs 6.57 g, with a few of fusion crust remains. Classification and Mineralogy (CAS): Chondrules are small and have a bimodal size distribution, with one peak at 30-100 μm and the other at 350-600 μm in diameter. Modal abundance ratio of chondrule to opaque matrix is 1.2. Fe-Ni metal and sulfide are rare. Ca-Al-rich inclusions were found, and they are strongly altered. Silicates are highly heterogeneous: olivine, Fa18.8±20; low-Ca pyroxene, Fs7.0±12. Shock stage, S1; weathering grade, W1. | ||||||||||||
Data from: MB89 Table 4 Line 39: |
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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 44400 approved meteorites from Antarctica (plus 3802 unapproved names) | ||||||||||||
Proximity search: | |||||||||||||
Also see: |
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Revision history: |
This lists important revisions made to data for this record.
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