The Daggyai hydrothermal area (Tibet) is located on the southern margin of the Lhasa-Gangdise terrane and adjacent to the middle of the Indus-Tsangposuture. Acid. neutral. and weakly alkaline hot springs are ubiquitous in Daggyai. https://www.roneverhart.com/L-Homme-Ideal-Cologne-by-Guerlain/