You are browsing the archive for 18 October 2013 - Mountain Beltway.
18 October 2013
Friday fold: Sliced BIF from Joburg
The Friday fold is a trio of hand samples of folded banded iron formation from South Africa. Collected in 2012 as float from the “contorted bed” outcrop in downtown Johannesburg, these samples are only now being cut and polished in the lab at NOVA.