James St. John:
Hexahydrite (town of Green River, Sweetwater County, Wyoming, USA) 1
James St. John:
Hexahydrite (town of Green River, Sweetwater County, Wyoming, USA) 2
James St. John:
Hexahydrite (town of Green River, Sweetwater County, Wyoming, USA) 3
James St. John:
Hexahydrite (town of Green River, Sweetwater County, Wyoming, USA) 4