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Tungsten Mountain 059 | |||||||||||||||||||||||||||||||||||||||
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Basic information | Name: Tungsten Mountain 059 This is an OFFICIAL meteorite name. Abbreviation: TM 059 Observed fall: No Year found: 2001 Country: United States Mass: ![]() | ||||||||||||||||||||||||||||||||||||||
Classification history: |
This is 1 of 11372 approved meteorites (plus 22 unapproved names) classified as H5. [show all] Search for other: H chondrites, H chondrites (type 4-7), Ordinary chondrites, and Ordinary chondrites (type 4-7) | ||||||||||||||||||||||||||||||||||||||
Comments: | Approved 7 Jul 2020 | ||||||||||||||||||||||||||||||||||||||
Writeup![]() |
Writeup from MB 109:
Tungsten Mountain 059 (TM 059) 39°41.3069’N, 117°37.2672’W Nevada, United States Find: 4 Aug 2001 Classification: Ordinary chondrite (H5) History: While conducting meteorite recovery on a dry-lake in Edwards Creek Valley, Robert Verish found this stone fragment on 2001-08-04 Physical characteristics: A single 12 g stony fragment, four-sided (28 × 17 × 10 mm) with 3 sides forming a corner covered in 1mm-thick fusion-crust. Saw-cut reveals a light-brown interior with many metal-grains and visible chondrules. Petrography: (D. Sheikh, FSU) Low chondrule abundance (300-1000 µm, n=10). Sample is composed of olivine, low-ca pyroxene, recrystallized plagioclase (average size 10±2 µm), troilite, Fe-Ni metal, Fe-oxides, and chromite. Geochemistry: Olivine (Fa19.0±0.7, n=20), Low-Ca Pyroxene (Fs16.9±0.9Wo1.3±0.1, n=16). Classification: Ordinary Chondrite (H5) Specimens: 10.1 g at UCLA; main mass with Verish. | ||||||||||||||||||||||||||||||||||||||
Data from: MB109 Table 0 Line 0: |
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Institutions and collections |
TM: Geoscience Museum, Transvaal Museum, P. O. Box 413, Pretoria 0001, South Africa (institutional address; updated 3 Mar 2011) UCLA: Institute of Geophysics and Planetary Physics, University of California, Los Angeles, CA 90095-1567, United States (institutional address; updated 17 Oct 2011) FSU: Department of Geological Sciences, Florida State University, Tallahassee FL 32306-4100, United States (institutional address; updated 16 Dec 2010) Verish: Robert Verish, Meteorite-Recovery Lab, P.O. Box 463084, Escondido, CA 92046, United States; Website (private address; updated 27 May 2009) |
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Catalogs: |
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References: | Published in Meteoritical Bulletin, no. 109, in preparation (2020)
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Photos: |
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Geography:![]() |
Statistics: This is 1 of 181 approved meteorites from Nevada, United States (plus 4 unapproved names) This is 1 of 1919 approved meteorites from United States (plus 867 unapproved names) (plus 28 impact craters) | ||||||||||||||||||||||||||||||||||||||
Proximity search: |