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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:
Recommended:  LL3    [explanation]

This is 1 of 365 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 Meteoritical Bulletin, no. 110, in preparation (2021)
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Geography:

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

Statistics:
     This is 1 of 38 approved meteorites from Tindouf, Algeria (plus 1 impact crater)
     This is 1 of 1088 approved meteorites from Algeria (plus 26 unapproved names) (plus 4 impact craters)
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