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Mineral Composition

Perseverance Finds Potential Biosignature in Jezero Mudstones, Nature Study Reports

Scientists say only Earth laboratory analyses of the sealed Sapphire Canyon core can determine whether the minerals formed biologically.

Perseverance Finds Potential Biosignature in Jezero Mudstone, Raising Stakes for Sample Return

Perseverance Sample Marks Most Convincing Candidate Biosignature on Mars, NASA Says

NASA Reports Potential Biosignatures in Jezero Crater Core

NASA Reveals Most Compelling Potential Mars Biosignature in Perseverance Rock Sample

Perseverance Detects Potential Biosignature in Jezero Crater Rock

NASA's Perseverance Rover Uncovers Potential Signs of Ancient Life on Mars