What types of minerals found by the Curiosity rover confirm prolonged interaction with liquid water?
Answer
Clay minerals and hydrated sulfates
The presence of clay minerals and hydrated sulfates in sedimentary rocks, such as those found in Gale Crater, serves as chemical proof that rock interacted persistently with liquid water over time.

#Videos
Just in: NASA Has Found Oceans of Liquid Water on Mars...For Real
Related Questions
What ancient landscape features suggest cataclysmic water flows on Mars?What types of minerals found by the Curiosity rover confirm prolonged interaction with liquid water?What feature in Jezero Crater provides evidence of a river emptying into a larger body of water?What happens to liquid water if it appears on the present-day Martian surface?Where have radar instruments detected thick layers of nearly pure water ice beneath the surface?What substance allows briny water to remain liquid for short periods in the cold Martian environment causing RSLs?What characteristic of the Martian atmosphere makes surface liquid water inherently unstable?In the current Martian environment, into which two phases is water almost exclusively forced?What depth could the entire planet theoretically be covered by if all identified subsurface water and ice melted?Which reservoir is considered necessary to probe for confirming extant life on Mars?