Meteoritical Bulletin: Entry for Sayh al Uhaymir 598

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Sayh al Uhaymir 598

Basic information

Name: Sayh al Uhaymir 598
This is an OFFICIAL meteorite name.
Abbreviation: SaU 598
Observed fall: No
Year found: 2014
Country: Oman
Mass: 943 g

Classification
history:

Meteoritical Bulletin:	MB 106	(2018)	H4-an
Recommended:			H4-an [explanation]

This is 1 of 21 approved meteorites classified as H4-an. [show all]
Search for other: H chondrites, H chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7)

Comments:

Approved 4 Mar 2017

Writeup

Writeup from MB 106:

Sayh al Uhaymir 598 (SaU 598) 20°21.454’N, 56°35.587’E

Al Wusta, Oman

Find: 14 Feb 2014

Classification: Ordinary chondrite (H4, anomalous)

History: Found by Edwin Gnos, Beda Hofmann, Thomas Burri, and Marianna Mészáros during a search for meteorites on February 14, 2014.

Physical characteristics: Wind-ablated dark brown individual of 939 g plus one fragment of 3.8 g.

Petrography: (B. Hofmann, NMBE and E. Gnos, MHNGE) Mean apparent chondrule size 0.40±0.21 mm (n=163). Metal and troilite are nearly completely oxidized.

Geochemistry: (N. Greber, Bern) Olivine compositions are Fa_14.0±0.2(n=17). Orthopyroxene compositions (n=5) are Fs_13.4±1.6Wo_0.5±0.2). Fa by XRD 13.4.

Classification: Based on Fe-contents in silicates below Fa₁₆/Fs_14.5this meteorite is classified as H4-an. Weakly shocked (S2), weathering grade W4.

Specimens: All at NMBE

Data from:
  MB106
  Table 0
  Line 0:

State/Prov/County:	Al Wusta
Origin or pseudonym:	Desert plain
Date:	14 Feb 2014
Latitude:	20°21.454'N
Longitude:	56°35.587'E
Mass (g):	942.8
Pieces:	2
Class:	H4-an
Shock stage:	S2
Weathering grade:	W4
Fayalite (mol%):	14.0±0.2 (N=17)
Ferrosilite (mol%):	13.4±1.6 (N=5)
Wollastonite (mol%):	0.5±0.2 (N=5)
Classifier:	B. Hofmann, N. Greber, E. Gnos, NMBE
Type spec mass (g):	942.8
Type spec location:	NMBE
Main mass:	NMBE
Finder:	Thomas Burri, Edwin Gnos, Beda Hofmann, Marianna Mészáros
Comments:	Submitted by Beda Hofmann

Institutions
and collections

NMBE: Natural History Museum Bern Bernastrasse 15 CH-3005 Bern Switzerland, Switzerland; Website (institutional address; updated 2 Mar 2012)
MHNGE: Muséum d’histoire naturelle, Route de Malagnou 1, CH-1211 Genève 6 , Switzerland (institutional address; updated 27 Oct 2011)
Bern: University of Bern, University of Bern, Hochschulstrasse 4, CH-3012 Bern, Switzerland (institutional address)

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:

Oman

Coordinates:
Recommended::	(20° 21' 27"N, 56° 35' 35"E)

Statistics:
This is 1 of 1756 approved meteorites from Al Wusta, Oman (plus 75 unapproved names)
This is 1 of 4002 approved meteorites from Oman (plus 434 unapproved names)

Proximity search:

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