3.41g Eucrite Melt Breccia Corner Cut I HED I Taoudenni 005
| Taoudenni 005 | |||||||||||||||||||||||||||||||
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| Basic information |
Name: Taoudenni 005 This is an OFFICIAL meteorite name. Abbreviation: There is no official abbreviation for this meteorite. Observed fall: No Year found: 2024 Country: Mali Mass: 2.11 kg |
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| Classification history: |
This is 1 of 132 approved meteorites classified as Eucrite-melt breccia. Search for other: Achondrites, Eucrites, and HED achondrites |
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| Comments: | Approved 19 Nov 2024 | ||||||||||||||||||||||||||||||
Writeup |
Writeup from MB 113:
Taoudenni 005 22.675981°N, 3.977780°W Gao, Mali Purchased: August 2024 Classification: HED achondrite (Eucrite, melt breccia) History: Purchased in August 2024 by Joshua Eisler from a meteorite hunter in Mali. Physical characteristics: A single 2111 g dark-colored stone with many light-colored clasts visible through the wind polished exterior. Petrography: (D. Dickens, LMAC) An igneous melt breccia with millimeter to centimeter-sized clasts with ophitic and subophitic texture composed of Ca-rich plagioclase, low-Ca pyroxene, pigeonite, and augite, with accessory silica polymorph, metal, sulfides and oxides set in a microporphyritic groundmass melt of similar composition. Most low-Ca pyroxene grains display lamellae of exsolved clinopyroxene, likely augite. Geochemistry: (D. Dickens, LMAC and A. S. Bell, UColo) Low-Ca pyroxene Fs62.4±1.2,Wo2.6±1.2, FeO/MnO 32.4±1 (n=7). Pigeonite Fs55.3±2.6Wo11.6±3.3, FeO/MnO 32.1±3 (n=8). Augite Fs38.2±7.6Wo31.8±8.9, FeO/MnO 31.9±1 (n=4). Plagioclase An89.6±1.9Ab9.9±1.9Or0.5±0.2 (n=22). Classification: Achondrite (Eucrite, melt breccia) Specimens: Type specimen of 22.58 g at TCU. Mian mass with Joshua Eisler. |
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| Data from: MB113 Table 0 Line 0: |
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| Institutions and collections |
TCU: Oscar E. Monnig Collection, Department of Geology, Texas Christian University, Ft. Worth, TX 76129, United States; Website (institutional address; updated 2012-02-24) UColo: Geological Sciences University of Colorado Boulder UCB 399 Boulder, CO 80309-0399, United States (institutional address; updated 2024-07-02) |
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