The brine is a saturated solution of sodium chloride , lithium chloride , and magnesium chloride in water .
Lacustrine mud that is interbedded with salt and saturated with brine underlies the surface of Salar de Uyuni .
The brine is a saturated brine of sodium chloride , lithium chloride , and magnesium chloride in water .
Lacustrine mud that is interbedded with salt and saturated with brine underlies the surface of Salar de Uyuni .