You can view this bundle in the Earth - A Work in Progress collection area.
Photo demonstrating the size of gypsum crust crystals relative to a quarter. The gypsum crystallizes around the Cord Grass, which forms at the lowest levels of the marsh.
Tags: bay area geography , bay area geology , cord grass , gypsum crust , marsh , san francisco bay area
Added to Earth - A Work in Progress on June 4, 2014.
Download
Loading login options…