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| Zinder | |||||||||||||
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| Basic information | Name: Zinder This is an OFFICIAL meteorite name. Abbreviation: There is no official abbreviation for this meteorite. Observed fall: No Year found: 1999 Country: Niger Mass:  46 g | ||||||||||||
| Classification history: |
This is 1 of 10 approved meteorites classified as Pallasite, ungrouped. [show all] Search for other: Metal-rich meteorites, Pallasites | ||||||||||||
| Comments: | Revised 26 May 2009: Classification from Wasson (2003) | ||||||||||||
| Writeup |
Writeup from MB 87:
Zinder Niger Pallasite (pyroxene-rich) Found 1999 A 46 g, mostly crusted meteorite, was found in a field outside Zinder, Niger and purchased in 2001 by a mineral collector. Precise site location is unknown. Description and classification (J. Wittke and T. Bunch, NAU): Unusually high abundance of orthopyroxene; modal analyses: opx, 28 vol%; ol, 27 vol%; metal, 44 vol%; sulfide, 1.0 vol%; chromite, < 0.1 vol%. Olivine, mg# = 89, molar Fe/Mn = 32; opx, mg# = 87, Wo2.2; molar Fe/Mn = 20. Metal, Ni = 7.15 wt%; Co = 0.58 wt%. Chromite, Cr2O3 = 60.1 wt%; molar Cr/(Cr + Al) = 0.85. Weathering grade, W1. Specimens, main mass with owner; type specimen 5.8 g, one polished mount, and one thin section, NAU (original weight was 9.54 g) | ||||||||||||
| Institutions and collections |
NAU: Geology, Bldg 12
Knoles Dr
Northern Arizona University, Flagstaff, AZ 86011, United States; Website (institutional address; updated 12 Apr 2012) |
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| Catalogs: |
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| References: | Published in Meteoritical Bulletin, no. 87, MAPS 38, A189-A248 (2003)
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Geography:
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Statistics: This is 1 of 4 approved meteorites from Zinder, Niger This is 1 of 106 approved meteorites from Niger (plus 4 unapproved names) | ||||||||||||
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