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Northwest Africa 1112 | |||||||||||||
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Basic information | Name: Northwest Africa 1112 This is an OFFICIAL meteorite name. Abbreviation: NWA 1112 Observed fall: No Year found: 2001 Country: (Northwest Africa) Mass: ![]() | ||||||||||||
Classification history: |
This is 1 of 199 approved meteorites classified as CK5. [show all] Search for other: Carbonaceous chondrites, Carbonaceous chondrites (equilibrated), CK chondrites, CK chondrites (type 4-6), and CV-CK clan chondrites | ||||||||||||
Writeup![]() |
Writeup from MB 88:
Northwest Africa 1112 Morocco Found 2001 Carbonaceous chondrite (CK5) A 49 g complete stone was purchased in Erfoud, Morocco October 2001. Classification and mineralogy (T. Bunch and J. Wittke, NAU): well equilibrated, abundant matrix (~75 vol. %). Matrix olivine, Fa30.1 (range Fa29.9-30.3), (0.46 wt % NiO); plagioclase, An31.8Or4.1 (range An28.3–38); green diopside, Fs9.6Wo45.2En45.2. Magnetite Cr2O3 and Al2O3 contents are lower in abundance than in less equilibrated CKs, 3.87 wt % and 0.29 %, respectively, with TiO2, 0.27 %; MnO 0.18 %; NiO, 0.31% and CoO, 0.14 %. Phosphate and Ni-, Co-rich pyrrhotite. The meteorite is very fresh. Shock level S2. Specimens: type specimen, 9.1 g NAU, main mass, Hupe. | ||||||||||||
Data from: MB88 Table 4 Line 5: |
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Institutions and collections |
NAU: Geology, Bldg 12
Knoles Dr
Northern Arizona University, Flagstaff, AZ 86011, United States; Website (institutional address; updated 12 Apr 2012) Hupe: (old address—now see GHupé or AHupé) G. and A. Hupe, 2616 Lake Youngs Court SE, Renton, WA 98058., United States (private address) |
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Catalogs: |
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References: | Published in Meteoritical Bulletin, no. 88, MAPS 39, A215-A272 (2004)
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Photos: |
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Geography: |
Statistics: This is 1 of 8890 approved meteorites from (Northwest Africa) (plus 1871 unapproved names) |