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Northwest Africa 12333
Basic information Name: Northwest Africa 12333
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 12333
Observed fall: No
Year found: 2017
Country: (Northwest Africa)
Mass:help 104.5 g
Classification
  history:
Recommended:  R5    [explanation]

This is 1 of 33 approved meteorites classified as R5.   [show all]
Search for other: Rumuruti chondrites, Rumuruti chondrites (type 4-7)
Comments: Approved 12 Apr 2019
Writeuphelp
Writeup from MB 108:

Northwest Africa 12333 (NWA 12333)

(Northwest Africa)

Purchased: 2017 Mar 31

Classification: Rumuruti chondrite (R5)

History: Purchased in Erfoud by Pierre-Marie Pelé.

Physical characteristics: Dark stone, partially covered with fusion crust. Cut surface reveals dark interior with small chondrules.

Petrography: Highly recrystallized chondrite with average size plagioclase below 50 μm. Abundant sulfide. Accessory magnetite.

Geochemistry: Olivine Fa39.6±0.4, range Fa39.1-40.1, Cr2O3 in ferroan olivine is 0.0±0.1 wt%, NiO2=0.22±0.20 wt% (n=3). High-Ca pyroxene Fs29.6Wo68.7 (n=1). Chromite Cr#=0.85 (n=1).

Classification: Rumuruti chondrite (R5)

Specimens: 20.83 g and a polished section at CEREGE. Main mass with Pierre-Marie Pelé

Data from:
  MB108
  Table 0
  Line 0:
Place of purchase:Erfoud
Date:P 2017 Mar 31
Mass (g):104.50
Pieces:1
Class:R5
Weathering grade:weak
Fayalite (mol%):39.6±0.4 (n=3)
Magnetic suscept.:3.57
Classifier:L.K. Ruggiu and J. Gattacceca, CEREGE
Type spec mass (g):20.83
Type spec location:CEREGE
Main mass:Pierre-Marie Pelé
Comments:Work name PM17C2; submitted by Lisa Krämer Ruggiu
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)
Catalogs:
References: Published in Meteoritical Bulletin, no. 108, in preparation (2019)
Find references in NASA ADS:
Find references in Google Scholar:
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 6781 approved meteorites from (Northwest Africa) (plus 2061 unapproved names)

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