Stunning new unusual, Ungrouped Saharan Iron NWA 4702 specimen! NWA 4702 is the Official name for this lovely Ungrouped iron meteorite from the Saharan desert.
Writeup from Meteoritical Bulletin online:
Northwest Africa 4702 (NWA 4702)
Classification: Iron meteorite (ungrouped)
Petrography: A fresh looking sample; no octahedral pattern visible; thus an ataxite. On a deeply etched surface are fine, quasi-straight lines 0.05 to 0.1 mm long, 0.005 mm wide. They do not seem to be regularly oriented. These could be artifacts produced by the surface preparation.
Geochemistry: Co (mg/g) 4.37, Ni (mg/g) 54.3, Ga (µg/g) 44.6, Ge (µg/g) 110, As (µg/g) 6.00, Ir (µg/g) 0.093, Au (µg/g) 0.70.
Submitter: J. T. Wasson, UCLA.
NEW! Superb, 98g Thumbprinted NWA 4702 Main Mass! Price: $495.00!
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