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Northwest Africa 14837
Basic information Name: Northwest Africa 14837
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 14837
Observed fall: No
Year found: 2021
Country: (Northwest Africa)
Mass:help 626 g
Meteoritical Bulletin:  MB 111  (2023)  CV3
Recommended:  CV3    [explanation]

This is 1 of 473 approved meteorites (plus 2 unapproved names) classified as CV3.   [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 3), CV chondrites, and CV-CK clan chondrites
Comments: Approved 26 May 2022
Writeup from MB 111:

Northwest Africa 14837 (NWA 14837)

(Northwest Africa)

Purchased: 2021

Classification: Carbonaceous chondrite (CV3)

History: Purchased by Chris Monk in 2021 from a meteorite dealer in Northwest Africa.

Physical characteristics: several pieces with dark brown fusion crust.

Petrography: (D. Sheikh, Cascadia) Sample is a composed of chondrules (~1 mm, up to 3 mm; 57 vol.%) and refractory inclusions (~1 mm, up to 2.5 mm; 3 vol.%) set within a mostly fine-grained, slightly opaque matrix (~40 vol.%). Accessory phases include chromite, troilite, and Fe-Ni metal.

Geochemistry: Olivine (Fa10.0±9.2, range Fa1.2-35.4, n=35), Low-Ca Pyroxene (Fs3.2±0.9Wo3.5±1.7, range Fs1.4-4.8Wo1.0±5.7, n=24).

Classification: Carbonaceous chondrite (CV3)

Specimens: 22.9 g at Cascadia, main mass with Chris Monk

Data from:
  Table 0
  Line 0:
Place of purchase:Northwest Africa
Date:P 2021
Mass (g):626
Shock stage:low
Weathering grade:low
Fayalite (mol%):10.0±9.2
Ferrosilite (mol%):3.2±0.9
Wollastonite (mol%):3.5±1.7
Classifier:D. Sheikh, Cascadia
Type spec mass (g):22.9
Type spec location:Cascadia
Main mass:Chris Monk
Comments:CML 1522; submitted by Daniel Sheikh
   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)
References: Published in Gattacceca J., McCubbin F. M., Grossman J. N., Schrader D. L., Chabot N. L., D’Orazio M., Goodrich C., Greshake A., Gross J., Joy K. H., Komatsu M. and Miao B. (2023) The Meteoritical Bulletin, No. 111. Meteoritics & Planetary Science 58, 901–904. ?
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     This is 1 of 9790 approved meteorites from (Northwest Africa) (plus 1854 unapproved names)

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