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Northwest Africa 14449
Basic information Name: Northwest Africa 14449
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 14449
Observed fall: No
Year found: 2015
Country: (Northwest Africa)
Mass:help 99.9 g
Recommended:  R3    [explanation]

This is 1 of 63 approved meteorites classified as R3.   [show all]
Search for other: Rumuruti chondrites, Rumuruti chondrites (type 3)
Comments: Approved 26 May 2022
Writeup from MB 111:

Northwest Africa 14449 (NWA 14449)

(Northwest Africa)

Purchased: 2015

Classification: Rumuruti chondrite (R3)

History: Purchased by Ziyao Wang in 2015 from a Moroccan dealer at the Hunan Mineral and Gem Show in Chenzhou City, China.

Petrography: (A. Irving, UWS and P. Carpenter, WUSL) Well-formed unequilibrated, glass-bearing chondrules (apparent diameter 340±270 µm, N = 25) plus lithic unequilibrated chondrite clasts are set in a fine-grained matrix containing troilite (partly altered to Fe hydroxides), pentlandite, chromite (with variable Ti content), and chlorapatite.

Geochemistry: Olivine (Fa26.7±14.8, range Fa2.2-41.8, N = 8), low-Ca pyroxene (Fs19.8±12.4Wo1.1±0.9, range Fs5.2-30.5Wo0.3-2.0, N = 4), subcalcic augite (Fs16.8Wo30.5), augite (15.1Wo43.0).

Classification: R3 chondrite.

Specimens: 20.2 g including one polished thin section at UWB; remainder with WangZ.

Data from:
  Table 0
  Line 0:
Place of purchase:Chenzhou City, China
Date:P 2015
Mass (g):99.9
Shock stage:S2
Weathering grade:low
Fayalite (mol%):26.7±14.8
Ferrosilite (mol%):19.8±12.4
Wollastonite (mol%):1.1±0.9
Classifier:A. Irving, UWS, and P. Carpenter, WUSL
Type spec mass (g):20.2
Type spec location:UWB
Main mass:WangZ
Comments:Work name WZY-52; submitted by A. Irving
   and collections
UWS: University of Washington, Department of Earth and Space Sciences, 70 Johnson Hall, Seattle, WA 98195, United States (institutional address; updated 15 Jan 2012)
WUSL: Washington Univ., One Brookings Drive, St. Louis, MO 63130, United States (institutional address; updated 17 Oct 2011)
UWB: University of Washington, Box 353010 Seattle, WA 98195, United States (institutional address; updated 27 Jul 2012)
WangZ: Ziyao Wang, Hebei GEO University North Campus, Huai An dong road 127, Shijiazhuang, Hebei Province , China (private address; updated 25 Jun 2021)
References: Published in Meteoritical Bulletin, no. 111, in preparation (2022)
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Photos uploaded by members of the Encyclopedia of Meteorites.
    (Caution, these are of unknown reliability)
Ziyao Wang      

     This is 1 of 8745 approved meteorites from (Northwest Africa) (plus 1880 unapproved names)

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