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Kumtag 064
Basic information Name: Kumtag 064
     This is an OFFICIAL meteorite name.
Abbreviation: There is no official abbreviation for this meteorite.
Observed fall: No
Year found: 2020
Country: China
Mass:help 470 g
Classification
  history:
Recommended:  L6    [explanation]

This is 1 of 11460 approved meteorites (plus 6 unapproved names) classified as L6.   [show all]
Search for other: L chondrites, L chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 5 Sep 2020
Writeuphelp
Writeup from MB 109:

Kumtag 064        41°25’57"N, 93°29’37"E

Xinjiang, China

Find: 2020 Mar 27

Classification: Ordinary chondrite (L6)

Petrography: The rock is mainly composed of olivine, low-Ca pyroxene, secondary plagioclase, Fe-Ni metal and troilite. Most of the chondrules in this rock are altered totally. The size of most plagioclases is larger than 50um. 60%-90% of the Fe-Ni metal and troilite have been weathered.

Geochemistry: Olivine Fa24.8-25.5, N=5; Low-Ca pyroxene Fs20.8-21.3Wo1.1-1.5, N=5 (EPMA)

Data from:
  MB109
  Table 0
  Line 0:
State/Prov/County:Xinjiang
Date:2020 Mar 27
Latitude:41°25'57"N
Longitude:93°29'37"E
Mass (g):470
Pieces:1
Class:L6
Weathering grade:W3
Fayalite (mol%):25.1±0.3 (n=5)
Ferrosilite (mol%):21.0±0.2 (n=5)
Wollastonite (mol%):1.28±0.16 (n=5)
Classifier:Li Shijie and Fan Yan, IGCAS
Type spec mass (g):30
Type spec location:IGCAS
Main mass:Yuxian Zhao
Finder:Peng Wang, Yuxian Zhao, Lei Feng, Kun Zhang
Comments:Submitted by Li shijie
Institutions
   and collections
IGCAS: Institute of Geochemistry Chinese Academy of Sciences, Guiyang, China (institutional address; updated 27 Mar 2018)
Catalogs:
References: Published in Meteoritical Bulletin, no. 109, in preparation (2020)
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Geography:

China
Coordinates:
     Recommended::   (41° 25' 57"N, 93° 29' 37"E)

Statistics:
     This is 1 of 261 approved meteorites from Xinjiang, China (plus 5 unapproved names)
     This is 1 of 413 approved meteorites from China (plus 15 unapproved names) (plus 1 impact crater)
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