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Larkman Nunatak 12305
Basic information Name: Larkman Nunatak 12305
     This is an OFFICIAL meteorite name.
Abbreviation: LAR 12305
Observed fall: No
Year found: 2012
Country: Antarctica [Collected by US Antarctic Search for Meteorites program (ANSMET)]
Mass:help 10.2 g
Classification
  history:
Antarctic Meteorite Newsletter:  AMN 38(2)  (2015)  LL5
Meteoritical Bulletin:  MB 104  (2015)  LL5
Antarctic Meteorite Newsletter:  AMN 39(1)  (2016)  LL5
Recommended:  LL5    [explanation]

This is 1 of 3298 approved meteorites (plus 1 unapproved name) classified as LL5.   [show all]
Search for other: LL chondrites, LL chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 28 Aug 2015
Revised 27 Feb 2016: updated Fa in AMN 39(1)
Writeuphelp
Writeup from AMN 39(1):
LAR 12305, Reclassification

This meteorite was misclassified in the last newsletter due to a mix-up in sample numbering.The correct classification, based on fayalite content of olivine determined by electron microscopy, is LL5 (Fa82).
Data from:
  MB104
  Table 0
  Line 0:
Date:2012
Mass (g):10.2
Pieces:1
Class:LL5
Weathering grade:B/C
Fayalite (mol%):29
Classifier:SI
Type spec mass (g):10.2
Type spec location:JSC
Main mass:JSC
Finder:ANSMET
Comments:Submitted by AMN
Institutions
   and collections		 JSC: Mailcode XI, 2101 NASA Parkway, NASA Johnson Space Center, Houston, TX 77058, United States; Website (institutional address; updated 28 Jul 2022)
SI: Department of Mineral Sciences, NHB-119, National Museum of Natural History, Smithsonian Institution, Washington, DC 20560, United States; Website (institutional address; updated 16 Jan 2012)
Catalogs:
Search for this meteorite in the NASA/JSC database (U.S.):   
References: Published in Antarctic Meteorite Newsletter 38(2) (2015), JSC, Houston
Published in Antarctic Meteorite Newsletter 39(1) (2016), JSC, Houston
Published in Meteoritical Bulletin, no. 104, MAPS 52, 2284, Octover 2017, http://onlinelibrary.wiley.com/doi/10.1111/maps.12930/full
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Geography:

Antarctica
Coordinates:Unknown.

Statistics:
     This is 1 of 44543 approved meteorites from Antarctica (plus 3802 unapproved names)
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Revision
  history:
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