Life Helps Make Almost Half of All Minerals on Earth - WIRED

Living organisms leave a huge geochemical imprint on the planet, a new taxonomic system reveals. It might help identify other worlds with life.

Each one of those kinds of pyrite is telling us something different about our planet, its origin, about life, and how its changed through time, said Hazen. For that reason, the new papers classify m… [+3469 chars]

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