It is inferred from the thermometry of geyserite and adarce inclusions that underground temperatures for the hot spring system in Tengchong are .

云南腾冲是中外著热区，区内火山岩浆热动强烈，水热显示形式多，有泉、热泉、沸泉、水热蚀变岩石、泉华（硅华、盐华、钙华和硫华）等。