Meteoritical Bulletin: Entry for Sahara 99414

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Sahara 99414

Basic information

Name: Sahara 99414
This is an OFFICIAL meteorite name.
Abbreviation: There is no official abbreviation for this meteorite.
Observed fall: No
Year found: 1999
Country: (Sahara)
Mass: 50 g

Classification
history:

Meteoritical Bulletin:	MB 106	(2018)	H3-6
Recommended:			H3-6 [explanation]

This is 1 of 80 approved meteorites classified as H3-6. [show all]
Search for other: H chondrites, H chondrites (type 3), Ordinary chondrites, and Ordinary chondrites (type 3)

Comments:

Approved 2 Apr 2017

Writeup

Writeup from MB 106:

Sahara 99414

Sahara

Find: 1999

Classification: Ordinary chondrite (H3-6)

History: Sample was found 1999 by the Labenne group and the coordinates are unknown.

Petrography: The sample is a breccia and contains fragments of different petrologic types; most fragments are recrystallized (types 5 and 6) and some are unequilibrated.

Geochemistry: Olivine compositions are Fa_7.7-26.2(mean Fa_17.9±4.7, n=25), pyroxene compositions are Fs_4.1-16.8Wo_0.1-2.6(mean Fs_15.3±2.9Wo_1.1±0.5, n=24). The equilibrated clasts have olivine compositions of Fa_18.8±0.5(n=15) and pyroxene compositions of Fs_16.4±0.4Wo_1.2±0.5(n=14).

Classification: Brecciated H chondrite (H3-6) based on mineral compositions and chondrule size. Weakly shocked (S3), weathering degree: W3.

Data from:
  MB106
  Table 0
  Line 0:

Origin or pseudonym:	Desert
Date:	1999
Mass (g):	50.0
Pieces:	1
Class:	H3-6
Shock stage:	S3
Weathering grade:	W3
Fayalite (mol%):	17.9±4.7 (n=25)
Ferrosilite (mol%):	15.3±2.9 (n=24)
Wollastonite (mol%):	1.1±0.5 (n=24)
Classifier:	K. Klemm and A. Bischoff, IfP
Type spec mass (g):	2.6
Type spec location:	IfP
Main mass:	Labenne
Comments:	br; type spec requirement waived; submitted by Ebert S.

Institutions
and collections

IfP: Institut für Planetologie, Wilhelm-Klemm-Str. 10, 48149 Münster, Germany (institutional address; updated 23 Jan 2012)
Labenne: 23, rue de Esperance, 75013 Paris, France; Website (private address; updated 29 Aug 2012)

Catalogs:

References:

Published in Gattacceca J., Bouvier A., Grossman J., Metzler K., and Uehara M. (2019) Meteoritical Bulletin, no. 106. Meteorit. Planet. Sci. 54 in press.

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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:

This lists important revisions made to data for this record.

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