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Northwest Africa 12551
Basic information Name: Northwest Africa 12551
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 12551
Observed fall: No
Year found: 2019
Country: Morocco
Mass:help 734 g
Classification
  history:
Recommended:  R3    [explanation]

This is 1 of 33 approved meteorites classified as R3.   [show all]
Search for other: Rumuruti chondrites, Rumuruti chondrites (type 3)
Comments: Approved 15 May 2019
Writeuphelp
Writeup from MB 108:

Northwest Africa 12551 (NWA 12551)

Morocco

Purchased: 2019 Jan

Classification: Rumuruti chondrite (R3)

History: Purchased in Zagora in January 2019

Physical characteristics: 29 stones ranging from 1.1 to 82.8 g. Cut surface reveals dark interior with small chondrules set in abundant dark matrix.

Petrography: (J. Gattacceca, CEREGE) Chondrite with small chondrules set in abundant matrix. Sulfides are abundant.

Geochemistry: Olivine Fa30.8±10.8, Fa PMD 31%, range Fa 13.8-41.3, NiO 0.15±0.07 wt%. Low-Ca pyroxene Fs30.8Wo1.5 (n=1).

Classification: Rumuruti chondrite (R3)

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

Data from:
  MB108
  Table 0
  Line 0:
Place of purchase:Zagora (Morocco)
Date:P 2019 Jan
Mass (g):733.5
Pieces:29
Class:R3
Weathering grade:moderate
Fayalite (mol%):30.8±10.8 (n=8)
Ferrosilite (mol%):30.8 (n=1)
Wollastonite (mol%):1.5
Magnetic suscept.:3.34
Classifier:J. Gattacceca, CEREGE
Type spec mass (g):21.3
Type spec location:CEREGE
Main mass:Fabien Kuntz
Comments:work name K396; 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)
Catalogs:
References: Published in Meteoritical Bulletin, no. 108, in preparation (2019)
Find references in NASA ADS:
Find references in Google Scholar:
Photos:
CreditPhotos
Photos uploaded by members of the Encyclopedia of Meteorites.
    (Caution, these are of unknown reliability)
Filip Stalmach   
Geography:

Morocco
Coordinates:Unknown.

Statistics:
     This is 1 of 1386 approved meteorites from Morocco (plus 16 unapproved names) (plus 1 impact crater)

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