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Jdiriya 005
Basic information Name: Jdiriya 005
     This is an OFFICIAL meteorite name.
Abbreviation: There is no official abbreviation for this meteorite.
Observed fall: No
Year found: 2021
Country: Western Sahara
Mass:help 35.6 g
Classification
  history:
Meteoritical Bulletin:  MB 111  (2023)  Aubrite
Recommended:  Aubrite    [explanation]

This is 1 of 83 approved meteorites classified as Aubrite.   [show all]
Search for other: Achondrites, Aubrites, Enstatite achondrites, and Enstatite-rich meteorites
Comments: Approved 6 Aug 2022
Writeuphelp
Writeup from MB 111:

Jdiriya 005        27°33’23.45"N, 10°31’29.87"W

Saguia el Hamra, Western Sahara

Find: 2018

Classification: Enstatite achondrite (Aubrite)

History: Found by Brahim Ikken in 2018. Bought By Jean Redelsperger from Mohamed Elguirah in 2021.

Physical characteristics: Several irregular dark pieces.

Petrography: (J. Gattacceca, B. Devouard, CEREGE) Coarse-grained unbrecciated rock with granular texture made up primarily of enstatite (61 vol%) with typical grain size 5mm. No relict chondrules are observed. Other silicates are sodic plagioclase (3.6 vol%) with typical gain size 700 μm, and Si-rich glass. Opaque minerals (35 vol%), under the form of mm sized rounded grains, are all weathered except Zn-rich daubreelite that makes up 0.2 vol% of the meteorite.

Geochemistry: Enstatite Fs0.3±0.2Wo0.6±0.1, CaO 0.33±0.06 (n=6). Plagioclase An6.7±0.1Ab89.7±0.1Or3.6±0.1 (n=3). Daubréelite contains up to 6 wt% Zn.

Classification: Aubrite.

Specimens: Type specimen at CEREGE. Main mass with Jean Redelsperger.

Data from:
  MB111
  Table 0
  Line 0:
State/Prov/County:Saguia el Hamra
Place of purchase:Morocco
Date:2018
Latitude:27°33'23.45"N
Longitude:10°31'29.87"W
Mass (g):35.6
Pieces:several
Class:Aubrite
Weathering grade:high
Ferrosilite (mol%):0.3±0.2 (n=6)
Wollastonite (mol%):0.6±0.1
Magnetic suscept.:4.22
Classifier:J. Gattacceca, B. Devouard, CEREGE
Type spec mass (g):7.2
Type spec location:CEREGE
Main mass:Jean Redelsperger
Finder:Brahim Ikken
Comments:work name JR110; submitted by Jérôme Gattacceca
Institutions
   and collections
CEREGE: CEREGE BP 80 Avenue Philibert, Technopole de l'Arbois 13545 Aix-en-Provence Cedex 4 France, France (institutional address; updated 10 Jun 2023)
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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Photos:
CreditPhotos
Public domain photographs:
Jerome Gattacceca   
Geography:

Western Sahara
Coordinates:
     Recommended::   (27° 33' 23"N, 10° 31' 30"W)

Statistics:
     This is 1 of 112 approved meteorites from Saguia el Hamra, Western Sahara (plus 1 unapproved name)
     This is 1 of 275 approved meteorites from Western Sahara (plus 20 unapproved names)
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