Arsenic Weight in Pyrite Grain

Image shows a scan of a grain of pyrite rimmed with stibnite, with varying levels of arsenic shown in a color gradient.

Detailed Description

Image shows a scan of a grain of pyrite rimmed with stibnite, with varying levels of arsenic shown in a color gradient. Image produced by Erin Marsh, USGS. 

Details

Image Dimensions: 1280 x 1203

Location Taken: US