Meteoritical Bulletin: Entry for Sahara 00293

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Sahara 00293

Basic information

Name: Sahara 00293
This is an OFFICIAL meteorite name.
Abbreviation: There is no official abbreviation for this meteorite.
Observed fall: No
Year found: 2000
Country: (Sahara)
Mass: 27.1 g

Classification
history:

Meteoritical Bulletin:	MB 104	(2015)	L6
Recommended:			L6 [explanation]

This is 1 of 12780 approved meteorites (plus 11 unapproved names) classified as L6. [show all]
Search for other: L chondrites, L chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)

Comments:

Approved 22 Jan 2015

Writeup

Writeup from MB 104:

Sahara 00293

(Sahara)

Found: 2000

Classification: Ordinary chondrite (L6)

History: Reportedly collected in the same location as Sahara 98222.

Physical characteristics: Chondrules largely integrated into matrix, difficult to discern in cut section. Abundant shock-induced melt veins and pockets.

Petrography: Fine-grained recrystallized plagioclase throughout matrix, some grains up to 200 μm. Abundant metal sulfides and troilite with trace native Cu. Evidence of minor planar deformation features in olivine. Ubiquitous opaque shock melt veins and associated dark blue ringwoodite and green wadsleyite.

Geochemistry: (C. Fudge, ASU) EPMA: Fa_24.8±0.1FeO/MnO: 48.8±1.6 n=11; low-Ca pyroxene Fs_20.9±0.3Wo_1.6±0.2FeO/MnO: 28.6±1.1 n=12; high-Ca pyroxene Fs_8.4±0.2Wo_44.4±0.1FeO/MnO: 20.8±1.2 n=2

Classification: Ordinary chondrite L6, S6, W2

Specimens: 27.05 g and one thin section at ASU

Data from:
  MB104
  Table 0
  Line 0:

Date:	2000
Mass (g):	27.05
Pieces:	1
Class:	L6
Shock stage:	S6
Weathering grade:	W2
Fayalite (mol%):	24.8±0.1
Ferrosilite (mol%):	20.9±0.3
Wollastonite (mol%):	1.7±0.2
Classifier:	C. Fudge, ASU
Type spec mass (g):	27.05
Type spec location:	ASU
Main mass:	ASU
Finder:	Labenne
Comments:	Submitted by Crystylynda Fudge

Institutions
and collections

ASU: Center for Meteorite Studies, Arizona State University, Tempe, Arizona 85287-1404, United States; Website (institutional address; updated 14 Jan 2012)
Labenne: 23, rue de Esperance, 75013 Paris, France; Website (private address; updated 29 Aug 2012)

Catalogs:

References:

Published in Meteoritical Bulletin, no. 104, MAPS 52, 2284, Octover 2017, http://onlinelibrary.wiley.com/doi/10.1111/maps.12930/full

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Geography:

Coordinates:

Unknown.

Statistics:
This is 1 of 1037 approved meteorites from (Sahara) (plus 1 unapproved name)

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Revision
history:

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