header
  MetSoc Home            Publications            Contacts  
Search the Meteoritical Bulletin Database
Last update: 18 Sep 2021
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:
Include past classifications in search
Limit to approved meteorite names
Search text:  
Northwest Africa 14102
Basic information Name: Northwest Africa 14102
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 14102
Observed fall: No
Year found: 2020
Country: Morocco
Mass:help 40.3 g
Classification
  history:
Recommended:  Eucrite-br    [explanation]

This is 1 of 190 approved meteorites classified as Eucrite-br.   [show all]
Search for other: Achondrites, Eucrites, and HED achondrites
Comments: Approved 18 Jul 2021
Writeuphelp
Writeup from MB 110:

Northwest Africa 14102 (NWA 14102)

Morocco

Purchased: 2020

Classification: HED achondrite (Eucrite, brecciated)

Physical characteristics: Dark stone. Cut face reveals a dark interior with light clasts up to cm size.

Petrography: (J. Gattacceca, CEREGE) Brecciated igneous rock with mineral and subophitic lithic clasts set in a comminuted matrix. Main minerals are pyroxene (some exsolved) and plagioclase with typical grainsize 300 µm. Other minerals: olivine, chromite, ilmenite, silica polymorph, troilite, rare metal. A mm-sized CM-like clast is present in the studied polished section.

Geochemistry: Olivine Fa81.2±1.7, FeO/MnO 44.4±3.5 (n=3). Low-Ca pyroxene Fs60.7±5.2Wo4.3±1.4 (n=10). Ca-pyroxene Fs48.3Wo22.2 (n=2), Fs31.1±2.4Wo42.5±0.6 (n=4). Plagioclase An89.0±1.2Ab10.4±1.1Or0.6±0.1 (n=4).

Classification: Achondrite (eucrite).

Specimens: Type specimen at CEREGE. Main mass with Daniel da Costa.

Data from:
  MB110
  Table 0
  Line 0:
Date:P 2020
Mass (g):40.3
Pieces:1
Class:Eucrite-br
Fayalite (mol%):81.2±1.7 (n=3)
Magnetic suscept.:2.96
Classifier:J. Gattacceca, CEREGE
Type spec mass (g):9.3
Type spec location:CEREGE
Main mass:Daniel da Costa
Finder:anonymous
Comments:work name DC03; 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)
Catalogs:
References: Published in Meteoritical Bulletin, no. 110, in preparation (2021)
Find references in NASA ADS:
Find references in Google Scholar:
Geography:

Morocco
Coordinates:Unknown.

Statistics:
     This is 1 of 1670 approved meteorites from Morocco (plus 23 unapproved names) (plus 1 impact crater)

Direct link to this page