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Dhofar 1622
Basic information Name: Dhofar 1622
     This is an OFFICIAL meteorite name.
Abbreviation: Dho 1622
Observed fall: No
Year found: 2009
Country: Oman
Mass:help 474 g
Classification
  history:
Meteoritical Bulletin:  MB 102  (2013)  CO3
Recommended:  CO3    [explanation]

This is 1 of 526 approved meteorites classified as CO3.   [show all]
Search for other: Carbonaceous chondrites, Carbonaceous chondrites (type 3), CM-CO clan chondrites, and CO chondrites
Comments: Approved 29 Sep 2013
Writeuphelp
Writeup from MB 102:

Dhofar 1622 (Dho 1622)        18°26.713’N, 54°11.987’E

Zufar, Oman

Found: 2009 May 6

Classification: Carbonaceous chondrite (CO3)

History: Discoverd during a natural science expedition on May 6, 2009.

Physical characteristics: Single stone of 474 g, surface party covered by caliche, sawn face shows chondrules, set in fine-grained, brown matrix and lighter brown-colored clasts. Magnetic susceptibility log χ = 4.67.

Petrography: Microprobe examination of a polished thin section shows a variety of chondrules, CAIs, and AOIs up to 1 mm (mean 0.2 mm) set in a fine-grained matrix.

Geochemistry: (R. Bartoschewitz, Bart, P. Appel and B. Mader, Kiel) Olivine: Fa0.5--49.5; mean 21.3; σ = 17.4, Cr2O3=0-0.12 wt%, Fe/Mn=90, σ=49 (n=53); low Ca pyroxene: Fs0.9-19.2; mean 4.7; σ = 4.7 (n=18), Wo0.2-4.7; mean 1.8; σ = 1.48; Ca-pyroxene Fs1-16En57-75Wo42-9 (n=3); feldspar An64Or2 (n=1); kamacite: Ni=4.6-7.0, Co=1.2-0.5 (n=3); taenite: Ni=42.3, Co=0.3 wt.% (n=1); troilite.

Classification: Carbonaceous chondrite (CO3)

Specimens: 20.0 g on deposit at Kiel, main mass anonymous and 30 g with Bart.

Data from:
  MB102
  Table 0
  Line 0:
State/Prov/County:Zufar
Date:2009 May 6
Latitude:18°26.713'N
Longitude:54°11.987'E
Mass (g):474
Pieces:1
Class:CO3
Fayalite (mol%):21.3 (0.5-49.5, n=53)
Ferrosilite (mol%):4.7 (0.9-19.2, n=18)
Wollastonite (mol%):1.8 (0.2-4.7)
Magnetic suscept.:4.67
Classifier:Bart
Type spec mass (g):20.0
Type spec location:Kiel
Main mass:anonymous
Finder:anonymous
Comments:Submitted by R. Bartoschewitz
Institutions
   and collections
Kiel: Geologisches und Mineralogisches Museum, Institut für Geowissenschaften, Christian-Albrechts-Universität Kiel, Ludewig-Mayn-Str. 10, D-24118 Kiel, Germany, Germany (institutional address; updated 13 Sep 2013)
Bart: Bartoschewitz Meteorite Laboratory, Weiland 37, D-38518 Gifhorn, Germany; Website (private address; updated 30 Nov 2019)
Catalogs:
References: Published in Meteoritical Bulletin, no. 102, MAPS 50, 1662, September 2015
Find references in NASA ADS:
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Geography:

Oman
Coordinates:
     Recommended::   (18° 26' 43"N, 54° 11' 59"E)

Statistics:
     This is 1 of 2119 approved meteorites from Zufar, Oman (plus 4 unapproved names)
     This is 1 of 3944 approved meteorites from Oman (plus 371 unapproved names)
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