header
  MetSoc Home            Publications            Contacts  
Search the Meteoritical Bulletin Database
Last update: 12 Apr 2019
Search for: Search type: Search limits: Display: Publication:
Names
Text help
Places
Classes
Years
Contains
Starts with
Exact
Sounds like
NonAntarctic
Falls  Non-NWAs
What's new
  in the last:
Limit to approved meteorite names
Search text:  
Northwest Africa 12548
Basic information Name: Northwest Africa 12548
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 12548
Observed fall: No
Year found: 2019
Country: Mauritania
Mass:help 151 g
Classification
  history:
Recommended:  H3    [explanation]

This is 1 of 584 approved meteorites (plus 1 unapproved name) classified as H3.   [show all]
Search for other: H chondrites, H chondrites (type 3), Ordinary chondrites, and Ordinary chondrites (type 3)
Comments: Approved 31 Mar 2019
Writeuphelp
Writeup from MB 108:

Northwest Africa 12548 (NWA 12548)

Mauritania

Purchased: 2019 Jan

Classification: Ordinary chondrite (H3)

History: Purchased in Zagora in January 2019

Petrography: (J. Gattacceca, CEREGE) Chondrite with packed, well-delineated chondrules, with average apparent diameter 380 μm (n=19). Opaque minerals are Fe,Ni metal and Fes.

Geochemistry: Olivine Fa17.6±8.0, range Fa0.8-25.7, Fa PMD 34% (n=11), Cr2O3 in ferroan olivine 0.11±0.21 (n=9). Low-Ca pyroxene Fs18.2±1.2Wo2.0±0.8 (n=6).

Classification: Ordinary chondrite (H3). H group from magnetic susceptibility and chondrule size.

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

Data from:
  MB108
  Table 0
  Line 0:
Place of purchase:Nouakchott (Mauritania)
Date:P 2019 Jan
Mass (g):151.0
Pieces:1
Class:H3
Weathering grade:W3
Fayalite (mol%):17.6±8.0 (n=11)
Ferrosilite (mol%):18.2±1.2 (n=6)
Wollastonite (mol%):2.0±0.8
Magnetic suscept.:4.80
Classifier:J. Gattacceca, CEREGE
Type spec mass (g):25.63
Type spec location:CEREGE
Main mass:Fabien Kuntz
Comments:work name K393; 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:
Geography:

Mauritania
Coordinates:Unknown.

Statistics:
     This is 1 of 96 approved meteorites from Mauritania (plus 1 unapproved name) (plus 2 impact craters)

Direct link to this page