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Northwest Africa 12310 | |||||||||||||||||||||||||||||||||
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Basic information | Name: Northwest Africa 12310 This is an OFFICIAL meteorite name. Abbreviation: NWA 12310 Observed fall: No Year found: 2018 Country: Morocco Mass: ![]() | ||||||||||||||||||||||||||||||||
Classification history: |
This is 1 of 66 approved meteorites classified as R4. [show all] Search for other: Rumuruti chondrites, Rumuruti chondrites (type 4-7) | ||||||||||||||||||||||||||||||||
Comments: | Approved 21 Sep 2019 | ||||||||||||||||||||||||||||||||
Writeup![]() |
Writeup from MB 108:
Northwest Africa 12310 (NWA 12310) Morocco Purchased: 2018 Classification: Rumuruti chondrite (R4) History: (Ziyao Wang) Purchased by Ziyao Wang from Mr. Ayman during the China (Hunan) Mineral & Gem Show in Chenzhou City in May 2018. Physical characteristics: (Ziyao Wang) 74 g gray-yellow elongated stone. Petrography: (R. Bartoschewitz, Bart) well delinated PO and BO chondrules (0.4-1.6 mm, av. 0.7 mm) and chondrule fragments are set in light-brown matrix. Geochemistry: (R. Bartoschewitz, Bart, P. Appel and B. Mader, Kiel) Olivine Fa38.8±0.4 (n=17) chromite CRAL83, FFM94 (n=1). Magnetic susceptibility log χ (× 10-9 m3/kg) = 3.00 Classification: Rumuruti Chondrite (R4, S3, W4) Specimens: 9.4 g at Kiel and 5.5 g at Münster on deposit, Ziyao Wang holds the main mass, and 4 g with Bart. Polished thin sections Bart and IfP | ||||||||||||||||||||||||||||||||
Data from: MB108 Table 0 Line 0: |
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Institutions and collections |
IfP: Institut für Planetologie, Wilhelm-Klemm-Str. 10, 48149 Münster, Germany (institutional address; updated 23 Jan 2012) Kiel: Geologisches und Mineralogisches Museum, Institut für Geowissenschaften, Christian-Albrechts-Universität Kiel, Ludewig-Mayn-Str. 10, D-24118 Kiel, Germany, Germany (institutional address; updated 13 Sep 2013) Bart: Bartoschewitz Meteorite Laboratory, Weiland 37, D-38518 Gifhorn, Germany; Website (private address; updated 30 Nov 2019) |
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Catalogs: |
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References: | Published in Meteoritical Bulletin, no. 108 (2020) Meteorit. Planet. Sci. 55, 1146-1150
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Geography:![]() |
Statistics: This is 1 of 1932 approved meteorites from Morocco (plus 27 unapproved names) (plus 1 impact crater) |