Minerals Reveal a New Understanding of Original Life on Earth

A new approach to mineralogy attests to mineral diversity and could advance scientists’ understandings about life on Earth and other planets.

By Sam Walters
Jul 1, 2022 2:01 PMAug 19, 2022 2:56 PM
Minerals
(Credit: ARKENSTONE/Rob Lavinsky) Nature has used 21 different ways over the last 4.5 billion years to create pyrite (aka Fool’s Gold) -- the mineral world’s champion of diverse origins. Pyrite forms at high temperature and low, with and without water, with the help of microbes and in harsh environments where life plays no role whatsoever.

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Quartz, diamond, calcite and pyrite are a few of the most famous mineral "species,” according to traditional systems of classification. Yet, two papers published in American Mineralogist have advanced a new system to categorize minerals – one that considers mineral structure and the circumstances of mineral formation.

This new approach demonstrates the diversity of the substances on our planet, and advances scientists’ understandings of life on our own planet, as well as the potential for life on others.

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