{ "summary": "Certain rock types, including granite and shale, commonly have higher than average uranium content and are associated with elevated radon concentrations. This map illustrates where granite and shale are exposed at the ground surface; however, elevate", "accessInformation": "", "thumbnail": "thumbnail/Geology_NV_500k_Geology_radon.png", "culture": "en-US", "name": "NV_500k_Geology_radon", "description": "Certain rock types, including granite and shale, commonly have higher than average uranium content and are associated with elevated radon concentrations. This map illustrates where granite and shale are exposed at the ground surface; however, elevated radon levels can occur in numerous other geologic settings. Site specific testing is the only way to determine local radon concentrations.", "licenseInfo": "", "title": "NV_500k_Geology_radon", "tags": [ "Geology", "radon", "nbmg", "nv", "nevada" ] }