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Northwest Africa 2901
Basic information Name: Northwest Africa 2901
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 2901
Observed fall: No
Year found: 2004
Country: (Northwest Africa)
Mass:help 308 g
Classification
  history:
Meteoritical Bulletin:  MB 90  (2006)  CV3
Recommended:  CV3    [explanation]

This is 1 of 536 approved meteorites (plus 1 unapproved name) classified as CV3.   [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 3), CV chondrites, and CV-CK clan chondrites
Comments: Approved 21 Sep 2005
Writeuphelp
Writeup from MB online:

Northwest Africa 2901

Northwest Africa

Find: 2004

Carbonaceous chondrite (CV3)

History: An anonymous finder recovered a single stone of 308 g within the North African Sahara in 2004.

Petrography: (A. Greshake, MNB) The sample contains large chondrules, CAIs, and mineral fragments set into a fine-grained, dark-appearing matrix.

Geochemistry: Olivine (Fa25.9, range Fa0.4–32.1), low-Ca pyroxene (Fs20.8–22.7). Oxygen isotopes: (I. Franchi and R. C. Greenwood, OU) δ17O = −1.226, δ18O = +3.587, ∆17O = −3.091 (all ‰).

Classification: Carbonaceous chondrite (CV3); low shock, extensive weathering.

Specimens: A 21.1 g type specimen and one thin section are on deposit at MNB. Stefan Ralew of Germany holds the main mass.

Data from:
  MB90
  Table 2
  Line 157:
Place of purchase:Unknown
Date:2004
Mass (g):308
Pieces:1
Class:CV3
Type spec mass (g):21.1
Plots: O isotopes:  
Institutions
   and collections
MNB: Museum für Naturkunde, Invalidenstraße 43, D-10115 Berlin, Germany (institutional address; updated 24 Dec 2011)
OU: Planetary and Space Sciences Department of Physical Sciences The Open University Walton Hall Milton Keynes MK7 6AA United Kingdom, United Kingdom (institutional address; updated 8 Dec 2011)
Ralew: Stefan Ralew, Kunibertstraße 29, 12524 Berlin, Germany; Website (private address)
Catalogs:
References: Published in Meteoritical Bulletin, no. 90, MAPS 41, 1383-1418 (2006)
Find references in NASA ADS:
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Photos:
CreditPhotos
Photos from the Encyclopedia of Meteorites:
SR Meteorites   
Photos uploaded by members of the Encyclopedia of Meteorites.
    (Caution, these are of unknown reliability)
Mirko Graul   
Geography: 
Coordinates:Unknown.

Statistics:
     This is 1 of 7328 approved meteorites from (Northwest Africa) (plus 1973 unapproved names)

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