header
  MetSoc Home            Publications            Contacts  
Search the Meteoritical Bulletin Database
Last update: 15 Apr 2024
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 10120
Basic information Name: Northwest Africa 10120
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 10120
Observed fall: No
Year found: 2009
Country: (Northwest Africa)
Mass:help 140.2 g
Classification
  history:
Meteoritical Bulletin:  MB 104  (2015)  H5
Recommended:  H5    [explanation]

This is 1 of 11567 approved meteorites (plus 23 unapproved names) classified as H5.   [show all]
Search for other: H chondrites, H chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 14 May 2015
Writeuphelp
Writeup from MB 104:

Northwest Africa 10120 (NWA 10120)

Northwest Africa

Purchased: 2009

Classification: Ordinary chondrite (H5)

History: One stone weighing 140.2 g was found in Morocco in 2009. David Holden acquired the sample from a meteorite prospector in Erfoud, 2009.

Physical characteristics: The stone is dark brown and has an oriented tabular shape covered in 33% fusion crust. The cut face of the stone is light brown and shows chondrules and fresh metal flakes.

Petrography: Description and classification (Evan Hamo, App): Sample displays recrystallized chondritic texture. Chondrules and fragments are well-defined and have an average diameter of 520 μm.

Geochemistry: (E. Hamo, App) Olivine Fa21.4±0.2, N=14; Low Ca pyroxene Fs17.0±1.0Wo1.6±0.2, N=12.

Specimens: An endcut and one slice weighing 20.6 g, and a polished thin section are currently on deposit at App.

Data from:
  MB104
  Table 0
  Line 0:
Place of purchase:Morocco
Date:P 2009
Mass (g):140.2
Pieces:1
Class:H5
Shock stage:S2
Weathering grade:W2
Fayalite (mol%):21.4±0.2
Ferrosilite (mol%):17.0±1.0
Wollastonite (mol%):1.6±0.2
Classifier:E. Hamo, App
Type spec mass (g):20.6
Type spec location:App
Main mass:David Holden
Finder:Anonymous
Comments:Submitted by Anthony Love
Institutions
   and collections		 App: Department of Geology, 572 Rivers St., Appalachian State University, Boone, NC 28608, United States (institutional address; updated 7 Mar 2013)
Catalogs:
References: Published in Meteoritical Bulletin, no. 104, MAPS 52, 2284, Octover 2017, http://onlinelibrary.wiley.com/doi/10.1111/maps.12930/full
Find references in NASA ADS:
Find references in Google Scholar:
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 9699 approved meteorites from (Northwest Africa) (plus 1854 unapproved names)
Also see:
  This lists the most popular meteorites among people who looked up this meteorite.
Revision
  history:
  This lists important revisions made to data for this record.

Direct link to this page