🖼️00Read later0Read MoreNASA Uses Mineralogical Marker to Understand Ancient Martian ClimateNASA·5 months ago#KSREpQaE#science#nasa#hematite#curiosity#crystallites+2 more🧰Tag tools✨Add tagScientists analyzed 20 Martian samples collected by NASA's Curiosity Rover and found that differences in hematite crystallite size at varying elevations could serve as a new mineralogical marker for understanding Mars' ancient climate.15s