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Dhofar 1768
Basic information Name: Dhofar 1768
     This is an OFFICIAL meteorite name.
Abbreviation: Dho 1768
Observed fall: No
Year found: 2011
Country: Oman
Mass:help 49.7 g
Classification
  history:
Meteoritical Bulletin:  MB 103  (2014)  Diogenite-pm
Recommended:  Diogenite-pm    [explanation]

This is 1 of 39 approved meteorites classified as Diogenite-pm.   [show all]
Search for other: Achondrites, Diogenites, and HED achondrites
Comments: Approved 17 Nov 2014
Writeuphelp
Writeup from MB 103:

Dhofar 1768 (Dho 1768)        19.038°N, 54.906°E

Zufar, Oman

Found: 2011 Mar

Classification: HED achondrite (Diogenite, polymict)

History: Found by an anonymous prospector in March 2011.

Petrography: (A. Irving and S. Kuehner, UWS) Angular mineral grains of orthopyroxene, olivine, calcic plagioclase, exsolved pigeonite, silica polymorph, ilmenite, chromite, troilite and minor pentlandite are set in a sparse, finer grained matrix.

Geochemistry: Olivine (Fa43.3-44.6, FeO/MnO = 46-48), diogenitic orthopyroxene (Fs21.6-23.4Wo0.4-1.7, FeO/MnO = 34-36), orthopyroxene host (Fs58.7Wo5.6, FeO/MnO = 32), clinopyroxene exsolution lamellae (Fs27.2-30.5Wo42.6-39.9, FeO/MnO = 30-33), ferropigeonite (Fs45.5Wo25.4).

Classification: Diogenite (polymict).

Specimens: Type specimen plus one polished thin section at PSF; main mass with anonymous collector.

Data from:
  MB103
  Table 0
  Line 0:
State/Prov/County:Zufar
Date:2011 Mar
Latitude:19.038°N
Longitude:54.906°E
Mass (g):49.7
Pieces:1
Class:Diogenite-pm
Shock stage:low
Weathering grade:low
Fayalite (mol%):43.3-44.6
Ferrosilite (mol%):21.6-23.4
Wollastonite (mol%):0.4-1.7
Classifier:A. Irving and S. Kuehner, UWS
Type spec mass (g):10.11
Type spec location:PSF
Main mass:Anonymous
Comments:106; submitted by P. Sipiera
Institutions
   and collections
PSF: Planetary Studies Foundation,10 Winterwood Lane, Unit B, Galena, Illinois 61036-9283, United States; Website (institutional address; updated 1 Dec 2011)
UWS: University of Washington, Department of Earth and Space Sciences, 70 Johnson Hall, Seattle, WA 98195, United States (institutional address; updated 15 Jan 2012)
Catalogs:
References: Published in Meteoritical Bulletin, no. 103, MAPS 52, 1014, May 2017, http://onlinelibrary.wiley.com/doi/10.1111/maps.12888/full
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Photos:
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    (Caution, these are of unknown reliability)
Meteor-Center      
Geography:

Oman
Coordinates:
     Recommended::   (19° 2' 17"N, 54° 54' 22"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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