Meteoritical Bulletin: Entry for Ouargla 001

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Ouargla 001

Basic information

Name: Ouargla 001
This is an OFFICIAL meteorite name.
Abbreviation: There is no official abbreviation for this meteorite.
Observed fall: No
Year found: unknown
Country: Algeria
Mass: 2.71 kg

Classification
history:

Meteoritical Bulletin:	MB 107	(2018)	H3
Recommended:			H3 [explanation]

This is 1 of 682 approved meteorites (plus 2 unapproved names) classified as H3. [show all]
Search for other: H chondrites, H chondrites (type 3), Ordinary chondrites, and Ordinary chondrites (type 3)

Comments:

Approved 10 Jun 2018

Writeup

Writeup from MB 107:

Ouargla 001 31°06’, 5°11’

Ouargla, Algeria

Purchased: before 2001

Classification: Ordinary chondrite (H3)

Petrography: Low-Ca pyroxene exhibits polysynthetic twinning. Chondrules are sharply defined but lack glassy mesostases. Many metal grains are elongated and ragged; some contain small silciate grain fragments. Some metal grains contain small, irregular troilite grains. The rock appears to have been shocked and annealed.

Classification: H3 (estimated subtype 3.7).

Note: this name replaces provisional name NWA 736

Data from:
  MB107
  Table 0
  Line 0:

State/Prov/County:	Ouargla
Place of purchase:	Alnif
Date:	P before 2001
Latitude:	31°06'
Longitude:	5°11'
Mass (g):	2705
Pieces:	5
Class:	H3
Shock stage:	S1
Weathering grade:	W2
Fayalite (mol%):	19.4±1.5 (n=10)
Ferrosilite (mol%):	16.4±0.5 (n=3)
Wollastonite (mol%):	1.2±0.2
Classifier:	A. Rubin, UCLA
Type spec mass (g):	23.84
Type spec location:	UCLA
Main mass:	DGregory
Comments:	synonym Northwest Africa 736; submitted by Simone de Leuw

Institutions
and collections

UCLA: Institute of Geophysics and Planetary Physics, University of California, Los Angeles, CA 90095-1567, United States (institutional address; updated 17 Oct 2011)
DGregory: David Gregory, 230 First Avenue, Suite 108, St. Thomas, Ontario N5R 4P5, Canada (private address)

Catalogs:

References:

Published in Meteoritical Bulletin, no. 107, MAPS 55, 460-462

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Geography:

Algeria

Coordinates:
Recommended::	(31° 6'N, 5° 11'E)

Statistics:
This is 1 of 43 approved meteorites from Ouargla, Algeria (plus 1 unapproved name)
This is 1 of 1270 approved meteorites from Algeria (plus 29 unapproved names) (plus 4 impact craters)

Proximity search:

Synonyms

Northwest Africa 736 (Discarded provisional name)
NWA 736 (Discarded provisional name)

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