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Northwest Africa 6058
Basic information Name: Northwest Africa 6058
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 6058
Observed fall: No
Year found: 2009
Country: (Northwest Africa)
Mass:help 192 g
Classification
  history:
Meteoritical Bulletin:  MB 105  (2016)  LL-melt breccia
Recommended:  LL-melt breccia    [explanation]

This is 1 of 55 approved meteorites classified as LL-melt breccia.   [show all]
Search for other: L chondrites (type 4-7), LL chondrites, Melted chondrites, Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 23 Jul 2016
Writeuphelp
Writeup from MB 105:

Northwest Africa 6058 (NWA 6058)

(Northwest Africa)

Purchased: 2009

Classification: Ordinary chondrite (LL melt breccia)

Petrography: The meteorite is a melt breccia composed of fragments with largely melted and recrystallized regions as well as some relict chondrules. Recrystallized olivine in melted regions shows a variety of morphologies including dendrites, swallowtail and euhedral shapes and displays compositional zoning from Fa23.7-34.0, n=7. Olivine and pyroxene in chondrules are equilibrated.

Data from:
  MB105
  Table 0
  Line 0:
Place of purchase:St. Marie aux Mines, France
Date:P 2009
Mass (g):192
Pieces:1
Class:LL-melt breccia
Shock stage:S2
Weathering grade:W3
Fayalite (mol%):30.4±0.4 (n=11)
Ferrosilite (mol%):24.9±0.5 (n=16)
Wollastonite (mol%):1.4±0.2 (n=16)
Classifier:A. Greshake, MNB
Type spec mass (g):20.6
Type spec location:MNB
Main mass:Marc Jost
Comments:Submitted by Ansgar Greshake
Institutions
   and collections		 MNB: Museum für Naturkunde, Invalidenstraße 43, D-10115 Berlin, Germany (institutional address; updated 24 Dec 2011)
Catalogs:
References: Published in Meteoritical Bulletin, no. 105, MAPS 52, 2411, September 2017. http://onlinelibrary.wiley.com/doi/10.1111/maps.12944/full
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Photos:
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Photos uploaded by members of the Encyclopedia of Meteorites.
    (Caution, these are of unknown reliability)
Space Jewels   
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 9699 approved meteorites from (Northwest Africa) (plus 1854 unapproved names)
Also see:
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Revision
  history:
  This lists important revisions made to data for this record.

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