Planetary science. A wet early Mars seen in salty deposits.
Kerr
Richard A
RA
D005118:Extraterrestrial Environment; D005290:Ferric Compounds / Q000032:analysis; D019015:Geologic Sediments / Q000737:chemistry; D008278:Magnesium Sulfate / Q000032:analysis; D018535:Mars; D013696:Temperature; D014867:Water
D005290:Ferric Compounds; D014867:Water; C000499:ferric oxide; D008278:Magnesium Sulfate