Mineral veins were found at a site called 'Garden City ' on Mars . They formed in Mount Sharp ' watery past above the now eroded , softer bedrock . Two-toned minerals were created from two wet periods on the red planet .
Mineral veins were found at a site called 'Garden City ' on Mount Sharp . They formed in Mars ' watery past above the now eroded , softer bedrock . Two-toned minerals were created from two wet periods on the red planet .