16.10g Eucrite Breccia Slice I HED Northeast Africa 110
| Northeast Africa 110 | |||||||||||||||||||||||||||||
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| Basic information |
Name: Northeast Africa 110 This is an OFFICIAL meteorite name. Abbreviation: NEA 110 Observed fall: No Year found: 2023 Country: Libya Mass: 1650 g |
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| Classification history: |
This is 1 of 260 approved meteorites classified as Eucrite-br. Search for other: Achondrites, Eucrites, and HED achondrites |
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| Comments: | Approved 6 Sep 2025 | ||||||||||||||||||||||||||||
| Writeup |
Writeup from MB 114:
Northeast Africa 110 (NEA 110) Libya Purchased: 2023 Oct Classification: HED achondrite (Eucrite, brecciated) History: Purchased by Isaac Schroeder in October 2023 from a meteorite hunter in Libya. Physical characteristics: A single 1650 g gray and black stone with weathered fusion crust covering approximately 20% of the exterior. Petrography: (D. Dickens, LMAC ) An igneous breccia composed of rounded and angular clasts with ophitic and subophitic textures set in a clastic matrix of similar composition. Minerals are pyroxene and plagioclase. Pyroxenes are augite, pigeonite, and low-Ca pyroxene. Plagioclase is found as laths of bytownite and anorthite with average grain size of ~1000 µm. Accessory minerals are ilmenite, chromite, titanian chromomagnetite, and slightly aluminous silica polymorph. Geochemistry: (D. Dickens, LMAC and A. S. Bell, UColo) Low-Ca pyroxene Fs59.9±0.7,Wo4.0±0.4, FeO/MnO 32±1 (n=3). Pigeonite Fs57.2±2.7Wo7.4±3.0, FeO/MnO 33±1 (n=13). Augite Fs30.8±1.5Wo39.8±1.8, FeO/MnO 33±4 (n=10). Plagioclase An89.3±1.2Ab10.2±1.2Or0.5±0.1 (n=16). Classification: Achondrite (eucrite, breccia) Specimens: Type specimen of 20 g at TCU. Mian mass with Issac Schroeder and anonomous collector. |
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| Data from: MB114 Table 0 Line 0: |
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