Name: Larkman Nunatak 06674 This is an OFFICIAL meteorite name. Abbreviation: LAR 06674 Observed fall: No Year found: 2006 Country: Antarctica [Collected by US Antarctic Search for Meteorites program (ANSMET)] Mass: 31.2 g
Macroscopic Description - Kathleen McBride and Cecilia Satterwhite
The exteriors have brown/black fusion crust with oxidation haloes and chondrules/inclusions visible. Areas without fusion crust are a rusty orange brown. The interiors are rusty black with abundant white/gray/weathered inclusions/chondrules and metal.
Thin Section (,2) Description - Cari Corrigan, Tim McCoy and Linda Welzenbach
The sections exhibit numerous large, well-defined chondrules (up to 1.5 mm) and occasional melt clasts in a matrix of fine-grained silicates, metal and troilite. Weak shock effects are present. Polysynthetically twinned pyroxene is abundant. Silicates are unequilibrated; olivines range from Fa11-33 and pyroxenes from Fs6-34. The meteorites are LL3 chondrites (estimated subtype 3.8).
JSC: Mailcode KT, 2101 NASA Parkway, NASA Johnson Space Center, Houston, TX 77058, United States; Website (institutional address; updated 3 Sep 2013) SI: Department of Mineral Sciences, NHB-119, National Museum of Natural History, Smithsonian Institution, Washington, DC 20560, United States; Website (institutional address; updated 16 Jan 2012)
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