Meteoritical Bulletin: Entry for Istifane 001

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Istifane 001

Basic information

Name: Istifane 001
This is an OFFICIAL meteorite name.
Abbreviation: There is no official abbreviation for this meteorite.
Observed fall: No
Year found: 2005
Country: Morocco
Mass: 131.6 g

Classification
history:

Meteoritical Bulletin:	MB 92	(2007)	H4
Recommended:			H4 [explanation]

This is 1 of 6493 approved meteorites (plus 2 unapproved names) classified as H4. [show all]
Search for other: H chondrites, H chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)

Comments:

Approved 24 Jul 2007

Writeup

Writeup from MB 92:

Istifane 001 31°29.911'N, 5°43.045'W

Morocco

Find:24 July 2005

Ordinary chondrite (H4)

Physical characteristics: It consists of three separate pieces of 68.0, 51.8 and 11.8 g, with a total mass of 131.6 g. The three pieces fit together documenting that they are fragments of a single stone.

Petrography: (A. Ibhi and H. Nachit IZU, H. Chennaoui Aoujehane UHAC) It is severely weathered with a dark orange-brown color. Metallic Fe-Ni and/or troilite grains are frequently replaced by iron oxide. Plagioclase grains are up to 100 mm in size.

Mineral compositions: Olivine (Fa_18.4-19.2), orthopyroxene (Fs_16.2-17.5).

Classification: Ordinary chondrite (H4); S3, W4.

Type specimens: Three polished thin sections and three fragments totalling 104 g are on deposit at IZU.

Data from:
  MB92
  Table 1
  Line 23:

State/Prov/County:	Istifane region, south eastern Morocco
Date:	17-Aug-2005
Latitude:	31°29.911’N
Longitude:	5°43.045’W
Mass (g):	131.6
Pieces:	3
Class:	H4
Shock stage:	S3
Weathering grade:	W4
Fayalite (mol%):	18.4-19.2
Ferrosilite (mol%):	16.2-17.5
Type spec mass (g):	104

Institutions
and collections

IZU: Laboratory of Petrology, Mineralogy and Materials, Ibn Zohr University, Faculty of Sciences, Agadir, BP 8106, Morocco (institutional address; updated 12 Feb 2011)
UHAC: Universite Hassan II Casablanca, Faculte des Sciences Ain Chock, Departement de Géologie, BP 5366 Maârif, Casablanca, Morocco (institutional address; updated 9 Jan 2013)

Catalogs:

References:

Published in Meteoritical Bulletin, no. 92, MAPS 42, 1647-1694 (2007)

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Geography:

Morocco

Coordinates:
Recommended::	(31° 29' 55"N, 5° 43' 3"W)

Statistics:
This is 1 of 73 approved meteorites from Souss-Massa-Draâ, Morocco (plus 4 unapproved names)
This is 1 of 2082 approved meteorites from Morocco (plus 31 unapproved names) (plus 1 impact crater)

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Revision
history:

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