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Kereb es Sefiat 001
Basic information Name: Kereb es Sefiat 001
     This is an OFFICIAL meteorite name.
Abbreviation: KeS 001
Observed fall: No
Year found: 2020
Country: Algeria
Mass:help 706 g
Classification
  history:
Meteoritical Bulletin:  MB 110  (2022)  LL3
Recommended:  LL3    [explanation]

This is 1 of 487 approved meteorites classified as LL3.   [show all]
Search for other: LL chondrites, LL chondrites (type 3), Ordinary chondrites, and Ordinary chondrites (type 3)
Comments: Approved 6 Feb 2021
Writeuphelp
Writeup from MB 110:

Kereb es Sefiat 001 (KeS 001)        27°05’58.6"N, 7°24’04.3"W

Tindouf, Algeria

Find: 2020 Mar

Classification: Ordinary chondrite (LL3)

History: Purchased from a dealer in Mauritania, reportedly found in Tindouf area (Algeria) in March 2020.

Physical characteristics: The meteorite consists of 3 pieces totaling 706 g. On the cut surface, many densely packed chondrules are visible.

Petrography: The rock contains numerous unequilibrated chondrules, which are relatively large and up to 3 mm in size, embedded in a low abundance of dark matrix. The chondrules consist of zoned olivines and pyroxenes typically embedded in glassy mesostases. The chondrite has a low abundance of metal that is mostly weathered.

Geochemistry: The mean olivine composition is Fa22.0±15.4, range Fa0.6-69.3, (n=31); the low-Ca pyroxenes have a mean composition of Fs12.8±8.4Wo2.0±2.3, range Fs2.0-30.7Wo0.1-7.5 (n=21).

Classification: Ordinary chondrite (LL3).

Data from:
  MB110
  Table 0
  Line 0:
State/Prov/County:Tindouf
Origin or pseudonym:Desert
Place of purchase:Mauritania
Date:2020 Mar
Latitude:27°05'58.6"N
Longitude:7°24'04.3"W
Mass (g):706.0
Pieces:3
Class:LL3
Shock stage:S1
Weathering grade:W3
Fayalite (mol%):22.0±15.4
Ferrosilite (mol%):12.8±8.4
Wollastonite (mol%):2.0±2.3
Classifier:K. Klemm, A. Bischoff, IfP
Type spec mass (g):22.6
Type spec location:IfP
Main mass:Decker Meteorite Museum
Comments:Working No.: DE-2020/15; submitted by Klemm K.
Institutions
   and collections		 IfP: Institut für Planetologie, Wilhelm-Klemm-Str. 10, 48149 Münster, Germany (institutional address; updated 23 Jan 2012)
Catalogs:
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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Geography:

Algeria
Coordinates:
     Recommended::   (27° 5' 59"N, 7° 24' 4"W)

Statistics:
     This is 1 of 60 approved meteorites from Tindouf, Algeria (plus 1 impact crater)
     This is 1 of 1356 approved meteorites from Algeria (plus 30 unapproved names) (plus 4 impact craters)
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