NWA 1465 (CV3-an) – 0.59g


1 in stock


CV3 anomalous chondrite.

Endcut– 0.59g.  Sold in a membrane box with a label/certificate of authenticity.

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Northwest Africa 1465
Western Sahara
Found 2001
Carbonaceous chondrite (CV3 anomalous)

Many pieces totalling 3000 g and mostly covered with fusion crust were found in 2001 by an anonymous finder in the Western Saharan desert. Classification and mineralogy (A. Greshake, MNB and M. Kurz, Kurz): a type 3 carbonaceous chondrite with chondrules, mineral fragments, and refractory objects in a compact anhydrous matrix of Fe-rich olivine (Fa43-57.6), Ca-rich pyroxene, enstatite, forsterite, troilite, magnetite, FeNi-metal, and weathering products; olivine, Fa5.5 (range Fa0.4-41.9); pyroxene, Fs2.8 (range Fs0.8-5.5); shows a strong foliation defined by flattened chondrules and refractory objects; the sample contains cm-sized Ca,Al-rich inclusions and large inclusions of dark material (Greshake et al., 2003); oxygen isotope composition of the bulk meteorite (R. Clayton and T. Mayeda, UChi): δ18O = 4.89‰, δ17O = 0.71‰; oxygen isotope composition of dark material, δ18O = 13.08‰, δ17O = 5.83‰., is not in equilibrium with the host meteorite. Shock stage, S4; degree of weathering, W3. Specimens: type specimen, 21.8 g, and one polished thin section, MNB; main mass with anonymous finder.

For more information on NWA 1465 : https://www.lpi.usra.edu/meetings/lpsc2003/pdf/1560.pdf