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| Las Colonas | |||||||||||||||||
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| Basic information | Name: Las Colonas This is an OFFICIAL meteorite name. Abbreviation: There is no official abbreviation for this meteorite. Observed fall: No Year found: 1994 Country: Mexico Mass:  148 g | ||||||||||||||||
| Classification history: |
This is 1 of 453 approved meteorites classified as Howardite. [show all] Search for other: Achondrites, HED achondrites, and Howardites | ||||||||||||||||
| Writeup |
Writeup from MB 83:
Las Colonas Zacatecas, Mexico Found 1994 November 25 Achondrite (howardite) A 148 g oriented stone was found by Scott Williams in a corn field. Mineralogy and classification (D. Kring, UAz): a breccia dominated by orthopyroxene-rich (diogenitic) material but also containing a few medium-grained pyroxene- and plagioclase-rich (eucritic) clasts; orthopyroxene, Fe/(Fe + Mg) = 0.25 mol%, FeO/MgO = 0.27 g/g; bulk rare earth element abundance 2–3´ chondrites. Specimens: main mass with finder; type specimen, 11 g plus two thin sections, UAz. | ||||||||||||||||
| Institutions and collections |
UAz: Lunar and Planetary Laboratory, University of Arizona, 1629 E. University Blvd., Tucson, AZ 85721, United States (institutional address; updated 14 Jan 2012) |
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| Catalogs: |
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| References: | Published in Meteoritical Bulletin, no. 83, MAPS 34, A169-A186 (1999)
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Geography:
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Statistics: This is 1 of 14 approved meteorites from Zacatecas, Mexico This is 1 of 113 approved meteorites from Mexico (plus 4 unapproved names) (plus 1 impact crater) | ||||||||||||||||
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