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Errachidia 007
Basic information Name: Errachidia 007
     This is an OFFICIAL meteorite name.
Abbreviation: There is no official abbreviation for this meteorite.
Observed fall: No
Year found: 2009
Country: Morocco
Mass:help 4.2 kg
Classification
  history:
Meteoritical Bulletin:  MB 111  (2023)  L5
Recommended:  L5    [explanation]

This is 1 of 8937 approved meteorites (plus 5 unapproved names) classified as L5.   [show all]
Search for other: L chondrites, L chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)
Comments: Approved 23 Apr 2022
Writeuphelp
Writeup from MB 111:

Errachidia 007        31°52.9748’N, 4°59.0661’W

Centre-South, Morocco

Find: 2009

Classification: Ordinary chondrite (L5)

History: Many stones were found and collected in the desert region close to the Tizert copper deposit in 2009 by a desert nomad. Subsequently, this material was purchased in 2020 by Mustapha Oulkouch.

Physical characteristics: Many fragments and individual stones with slightly weathered fusion crust.

Petrography: (D. Sheikh, Cascadia) Sample is composed of chondrules (~0.6 mm) set within a fine-grained matrix containing Fe-Ni metal, troilite, chlorapatite, and secondary recrystallized feldspar (~15 μm).

Geochemistry: Olivine (Fa25.0±0.3, range Fa24.3-25.6, n=22), Low-Ca Pyroxene (Fs21.0±0.5Wo0.7±0.3, range Fs20.4-22.3Wo0.3-1.4, n=23).

Classification: Ordinary chondrite (L5).

Specimens: 60.4 g at Cascadia, main mass with Mustapha Oulkouch.

Data from:
  MB111
  Table 0
  Line 0:
State/Prov/County:Centre-South
Date:2009
Latitude:31°52.9748'N
Longitude:4°59.0661'W
Mass (g):4200
Pieces:hundreds
Class:L5
Shock stage:S2
Weathering grade:W3
Fayalite (mol%):25.0±0.3 (n=22)
Ferrosilite (mol%):21.0±0.5 (n=23)
Wollastonite (mol%):0.7±0.3
Classifier:D. Sheikh, Cascadia
Type spec mass (g):60.4
Type spec location:Cascadia
Main mass:Mustapha Oulkouch
Comments:CML 1524; submitted by Daniel Sheikh
Institutions
   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)
Catalogs:
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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Geography:

Morocco
Coordinates:
     Recommended::   (31° 52' 58"N, 4° 59' 4"W)

Statistics:
     This is 1 of 47 approved meteorites from Centre-South, Morocco (plus 1 unapproved name) (plus 1 impact crater)
     This is 1 of 2089 approved meteorites from Morocco (plus 32 unapproved names) (plus 1 impact crater)
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