Major hydrogeochemical processes controlling the composition of geothermal waters in the Kangding geothermal field, western Sichuan Province

•The thermal waters discharged from the Kangding geothermal field originate in the same deep reservoir.•The parent geothermal fluid exists beneath the Kangding geothermal field.•The thermal spring waters in Kangding undergo different cooling processes during ascent to the earth’s surface.•Lack of ac...

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