Gypsum USGS Eurico Zimbres FGEL/UERJ GNU by-nc: cobalt123 USGS by-nc-nd: skylarprimm.
Gypsum USGS Eurico Zimbres FGEL/UERJ GNU Attrib-NoCom: cobalt123 USGS Attrib-NoCom-NoDerivs: skylarprimm.
Alkaline Earth Metals Beryllium Magnesium Calcium Strontium Barium Radium.