NASA’s Perseverance rover has uncovered high-purity quartz crystals on Mars, a discovery that could reshape the search for ...

NASA’s Perseverance rover found large crystals of quartz with a high purity on Mars, which probably had to have formed in the ...

Ranging in size from large chunks to tiny beads ... Fractured Crystals These crystals, often called "shocked quartz," show a distinctive pattern of fracturing caused by high-energy impacts ...