A Mysterious Spectral Reading on Mars Leads Researchers to an Undiscovered Mineral that May Hint at Ancient Life

A Mysterious Spectral Reading on Mars Leads Researchers to an Undiscovered Mineral that May Hint at Ancient Life

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Strange new mineral found on Mars points to past potential for life

For years, scientists staring at Mars through the eyes of orbiting spacecraft noticed something strange: a mysterious signal in the light spectrum that didn’t match any known mineral. That puzzling fingerprint has now been traced to a new mineral, ferric hydroxysulfate, a discovery that changes how researchers view the Red Planet’s past and its hidden energy. Chasing a Signal No One Could Place The story began more than a decade ago when instrum…