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Northwest Africa 13847
Basic information Name: Northwest Africa 13847
     This is an OFFICIAL meteorite name.
Abbreviation: NWA 13847
Observed fall: No
Year found: 2021
Country: (Northwest Africa)
Mass:help 5 kg
Recommended:  H5-melt breccia    [explanation]

This is 1 of 36 approved meteorites classified as H5-melt breccia.   [show all]
Search for other: H chondrites, H chondrites (type 4-7), Melted chondrites, Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 6 May 2021
Writeup from MB 110:

Northwest Africa 13847 (NWA 13847)

(Northwest Africa)

Purchased: 2021 Jan

Classification: Ordinary chondrite (H5, melt breccia)

History: The meteorite was purchased from a dealer in Morocco.

Physical characteristics: Dark brownish rock without fusion crust.

Petrography: The meteorite is a melt breccia composed of H5 chondritic regions with some recognizable chondrules (plagioclase grain size about 40 μm) and abundant up to 1.0 cm wide recrystallized shock melt veins and pockets with entrained mineral fragments and characteristic FeNi metal and sulfide spherules.

Data from:
  Table 0
  Line 0:
Place of purchase:Morocco
Date:P 2021 Jan
Mass (g):5000
Class:H5-melt breccia
Shock stage:S4
Weathering grade:W1
Fayalite (mol%):17.9±0.2 (n=5)
Ferrosilite (mol%):15.6±0.1 (n=5)
Wollastonite (mol%):1.5±0.1 (n=5)
Classifier:A. Greshake, MNB
Type spec mass (g):34.2
Type spec location:MNB
Main mass:Polandmet
Comments:Submitted by Ansgar Greshake
   and collections
MNB: Museum für Naturkunde, Invalidenstraße 43, D-10115 Berlin, Germany (institutional address; updated 24 Dec 2011)
Polandmet: targoniny 30 43445 Dziegielow Poland, Poland; Website (institutional address; updated 7 May 2021)
References: Published in Gattacceca J., McCubbin F.M., Grossman J., Bouvier A., Chabot N.L., D'Orazio M., Goodrich C., Greshake A., Gross J., Komatsu M., Miao B., and Schrader D. (2022) The Meteoritical Bulletin, No. 110. Meteorit. Planet. Sci. 1-4
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     This is 1 of 9429 approved meteorites from (Northwest Africa) (plus 1876 unapproved names)

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