US Mines listed rhyolite flows
Rhyolitic flows can have high concentrations of fluorine gas dissolved in the lava which allows the rhyolite to become more fluid. Fluorine gas is a key component in the formation…
Alaska Hot Springs
Hot Springs SpreadSheet (this data is included in DRC 2.0) State Coordinates Spring Name Temperature LAT LONG F C AK 51.97 176.61 HOT SPRINGS ON ADAK ISLAND 154 68 AK…