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Hassi Bou Talha | |||||||||||||||||||||||||||||||||
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Basic information | Name: Hassi Bou Talha This is an OFFICIAL meteorite name. Abbreviation: HBT 001 Observed fall: No Year found: 2016 Country: Morocco Mass: 308 g | ||||||||||||||||||||||||||||||||
Classification history: |
This is 1 of 408 approved meteorites classified as Eucrite-pmict. [show all] Search for other: Achondrites, Eucrites, and HED achondrites | ||||||||||||||||||||||||||||||||
Comments: | Approved 26 Nov 2016 | ||||||||||||||||||||||||||||||||
Writeup |
Writeup from MB 105:
Hassi Bou Talha 28.112°N, 9.890°W South, Morocco Find: 2016 Apr 2 Classification: HED achondrite (Eucrite, polymict) History: Found by a Moroccan prospecting team, 41 km S of Aouinet Lahna, 59 km NWW of Zag and 71 km SW of Assa, Morocco, and subsequently acquired by Fabien Kuntz. Physical characteristics: A single broken stone (308 g) lacking fusion crust and exhibiting a fine-grained, gray interior. Petrography: (A. Irving and S. Kuehner, UWS) Breccia composed of sparse lithic clasts (with subophitic to microgabbroic textures) and abundant crystal debris in a finer grained matrix. Minerals are exsolved pigeonite (of several different bulk compositions), calcic plagioclase, silica polymorph, chromite, ilmenite, troilite, rare zircon (as grains up to 30 μm across) and minor secondary calcite. Geochemistry: Orthopyroxene host A (Fs52.9Wo4.02, FeO/MnO = 28), clinopyroxene exsolution lamella A (Fs18.4Wo44.4, FeO/MnO = 21), low-Ca pyroxene host B (Fs34.2Wo5.8, FeO/MnO = 29), clinopyroxene exsolution lamella B (Fs14.1Wo41.5, FeO/MnO = 21). Classification: Eucrite (polymict breccia). Specimens: 20.55 g including one polished thin section at PSF; remainder with Kuntz. | ||||||||||||||||||||||||||||||||
Data from: MB105 Table 0 Line 0: |
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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) Kuntz: Fabien Kuntz, France; Website (private address) |
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Catalogs: |
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References: | Published in Meteoritical Bulletin, no. 105, MAPS 52, 2411, September 2017. http://onlinelibrary.wiley.com/doi/10.1111/maps.12944/full
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Photos: |
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Geography: |
Statistics: This is 1 of 43 approved meteorites from South, Morocco This is 1 of 2082 approved meteorites from Morocco (plus 31 unapproved names) (plus 1 impact crater) | ||||||||||||||||||||||||||||||||
Proximity search: | |||||||||||||||||||||||||||||||||
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Synonyms: |
Hassi Bou Talha 001 (First meteorite in DCA) | ||||||||||||||||||||||||||||||||
Revision history: |
This lists important revisions made to data for this record.
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