Geochemistry of highly basic calcium hydroxide groundwater in Jordan
Highly-alkaline (pH > 12.5) meteoric waters of a Ca 2+ OH − -type issue from naturally calcined bituminous marl. The cold (16.5 ≤ T (°C) ≤ 19.1) waters are super-saturated with minerals thought to be of high-temperature origin.
Chemical Geology↗