NWA 13501

 

 

NWA 13501

Found 2020

Chondrite

H3.10

Specimen is a 1.39g slice



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Northwest Africa 13501
Basic information Name: Northwest Africa 13501
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 13501
Observed fall: No
Year found: 2016
Country: (Northwest Africa)
Mass: 197.8 g
Classification
  history:
Recommended:   H3.10    

This is 1 of 5 approved meteorites classified as H3.10.   [show all]
Comments: Approved 14 Nov 2020
Writeup
Writeup from MB 109:

Northwest Africa 13501 (NWA 13501)

(Northwest Africa)

Purchased: 2016 Apr

Classification: Ordinary chondrite (H3.10)

Petrography: (J. Gattacceca, CEREGE) Chondrite with well-defined, packed chondrules. Chondrule average apparent diameter 400±270 μm (n=44). Olivine are zoned compositionally. Opaques are metal and troilite.

Geochemistry: Olivine Fa11.2±10.1, Fa PMD = 76% (n=12), Cr2O3 in ferroan olivine 0.38±0.21 wt% (n=10). Low-Ca pyroxene Fs8.3Wo1.1 (n=2).

Classification: Ordinary chondrite. H group based on magnetic susceptibility interpreted in the light of weathering grade and chondrule size. Subtype based on Cr2O3 content of ferroan olivine.

Specimens: Type specimen at CEREGE. Main mass with Kuntz.

Data from:
  MB109
  Table 0
  Line 0:
Place of purchase: Erfoud (Morocco)
Date: P 2016 Apr
Mass (g): 197.8
Pieces: 1
Class: H3.10
Weathering grade: W3
Fayalite (mol%): 11.2±10.1 (n=12)
Ferrosilite (mol%): 8.3 (n=2)
Wollastonite (mol%): 1.1
Magnetic suscept.: 4.78
Classifier: J. Gattacceca, CEREGE
Type spec mass (g): 21.9
Type spec location: CEREGE
Main mass: Kuntz
Comments: work name K435; submitted by Jérôme Gattacceca
Institutions
   and collections		 CEREGE: CEREGE BP 80 Avenue Philibert, Technopole de l'Arbois 13545 Aix-en-Provence Cedex 4 France, France (institutional address; updated 29 Oct 2018)
Kuntz: Fabien Kuntz, France; Website (private address)

 

 

 

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