Hydrochemical Characteristics and Formation of the Madeng Hot Spring in Yunnan, China

Table 2

Data of δ²H and δ¹⁸O of the hot spring water samples.

Name of hot spring	Madeng hot spring	Xinhe hot spring	Wenxing hot spring	Lajing hot spring	Niujie hot spring
Serial number	YJ2	YJ1	YY11	YLP1	YE1
T (°C)	42.1	42.7	40	46.1	76.1
δ^2H (‰)	−120.4	−128.6	−118	−112.4	−88.5
δ^18O (‰)	−18.5	−19.2	−19.1	−17.6	−11.4