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| Mount Yirtkuq Bulak 005 | |||||||||||||||||||||||||||||||||||||||
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| Basic information | Name: Mount Yirtkuq Bulak 005 This is an OFFICIAL meteorite name. Abbreviation: MYB 005 Observed fall: No Year found: 2021 Country: China Mass:  6.33 kg | ||||||||||||||||||||||||||||||||||||||
| Classification history: |
This is 1 of 13 approved meteorites classified as H6-melt breccia. [show all] Search for other: H chondrites, H chondrites (type 4-7), Melted chondrites, Ordinary chondrites, and Ordinary chondrites (type 4-7) | ||||||||||||||||||||||||||||||||||||||
| Comments: | Approved 5 Dec 2021 | ||||||||||||||||||||||||||||||||||||||
| Writeup |
Writeup from MB 110:
Mount Yirtkuq Bulak 005 (MYB 005) 41°49’47.69"N, 90°26’10.14"E Xinjiang, China Find: 2021 Sep 10 Classification: Ordinary chondrite (H6, melt breccia) History: (Ziyao Wang) Discovered by Aikeranmu Jiapaer in the desert near Xiao’er Bulake, Shanshan, on Sept. 10, 2021. He sold the meteorites to Ziyao Wang. Physical characteristics: (Ziyao Wang and R. Bartoschewitz) Many brownish-yellow stones weighing between 560 g to below 10 g, total weight 6330 g. The surface shows heavy fractures that are filled with carbonates and quartz grains. Petrography: (R. Bartoschewitz, Bart) The specimen consists of a brown stained chondrite clast beside a much finer grained dark-gray melt rock. The chondrite presents a strong recrystallized matrix with indistinct chondrules and metal and sulfide as small aggregates and melt veins. Geochemistry: (R. Bartoschewitz, Bart, P. Appel and B. Mader, Kiel) Olivine Fa18.2±0.3 (n=12); pyroxene Fs16.7±0.6Wo1.2±0.2 (n=8); feldspar An14±1Or6±2 (n=3); chromite CRAL 85, FFM 72 (n=2). Magnetic susceptibility (R. Bartoschewitz, Bart) log χ (× 10-9 m3/kg) = 5.02 Classification: Ordinary chondrite (H6-melt breccia, W2) Specimens: 20.9 g on deposit at Kiel, main mass with Ziyao Wang, and 117 g polished mount with Bart. | ||||||||||||||||||||||||||||||||||||||
| Data from: MB110 Table 0 Line 0: |
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| Institutions and collections |
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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| References: | Published in Meteoritical Bulletin, no. 110, in preparation (2021)
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Geography:
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Statistics: This is 1 of 290 approved meteorites from Xinjiang, China (plus 4 unapproved names) This is 1 of 450 approved meteorites from China (plus 9 unapproved names) (plus 1 impact crater) | ||||||||||||||||||||||||||||||||||||||
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