Northwest Africa 7135 (NWA 7135) Northwest Africa Purchased: 2010 Oct Classification: Ungrouped chondrite History: Purchased by Fabien Kuntz in October 2010 from a Moroccan dealer at the Munich Show. Physical characteristics: Brown stone (51.3 g) lacking fusion crust and with evident light-colored, round chondrules. Petrography: (A. Irving and S. Kuehner, UWS) Composed of separated, mostly spherical, relatively small chondrules (mean 0.69±0.53 mm, n=40) in a matrix (~30 vol.%) rich in altered kamacite. Some chondrules contain interstitial feldspathic glass. Minerals are olivine, […]