header
  MetSoc Home            Publications            Contacts  
Search the Meteoritical Bulletin Database
Last update: 17 Oct 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:
Limit to approved meteorite names
Search text:  
Northwest Africa 14006
Basic information Name: Northwest Africa 14006
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 14006
Observed fall: No
Year found: 2020
Country: (Northwest Africa)
Mass:help 15 kg
Classification
  history:
Recommended:  L4    [explanation]

This is 1 of 1709 approved meteorites (plus 24 unapproved names) classified as L4.   [show all]
Search for other: L chondrites, L chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 31 May 2021
Writeuphelp
Writeup from MB 110:

Northwest Africa 14006 (NWA 14006)

(Northwest Africa)

Purchased: 2020 May 8

Classification: Ordinary chondrite (L4)

History: Purchased on May 8, 2020 by Jason Phillips and James Tobin from a meteorite dealer in Mauritania.

Physical characteristics: Single stone with dark-brown fusion crust.

Petrography: (D. Sheikh, Cascadia) This sample contains chondrules (650±100 µm, n=32) set in a fine-grained matrix with accesory Fe-Ni metal and troilite.

Geochemistry: Olivine (Fa24.6±0.4 ,range Fa23.8-25.5, n=39), Low-Ca Pyroxene (Fs20.5±0.5Wo0.9±0.3, range Fs19.5-21.4Wo0.5-1.6, n=12).

Classification: Ordinary chondrite (L4) based on silicate mineral geochemistry.

Specimens: 20.2 g and a thin section at Cascadia; main mass with Jason Phillips and Tobin.

Data from:
  MB110
  Table 0
  Line 0:
Place of purchase:Mauritania
Date:P 2020 May 8
Mass (g):15000
Pieces:2
Class:L4
Shock stage:S2
Weathering grade:W3
Fayalite (mol%):24.6±0.4
Ferrosilite (mol%):20.5±0.5
Wollastonite (mol%):0.9±0.3
Classifier:D. Sheikh, Cascadia
Type spec mass (g):20.2
Type spec location:Cascadia
Main mass:Jason Phillips and Tobin
Comments:Submitted by Daniel Sheikh
Institutions
   and collections
Cascadia: Cascadia Meteorite Laboratory, Portland State University, Department of Geology, Room 17 Cramer Hall, 1721 SW Broadway, Portland, OR 97201, United States; Website (institutional address; updated 28 Oct 2011)
Tobin: J. Tobin, The Meteorite Exchange, PMB #455, P.O. Box 7000, Redondo Beach, CA 90277, United States (private address)
Catalogs:
References: Published in Meteoritical Bulletin, no. 110, in preparation (2021)
Find references in NASA ADS:
Find references in Google Scholar:
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 7937 approved meteorites from (Northwest Africa) (plus 1960 unapproved names)

Direct link to this page