Ep 183: Life rocks



Life rocks

To take a bit of a break from life and natural history, we talk about geology, which is part of natural history, and life, which is part of life. Specifically we talk about rocks that are formed by life.

Here’s a link to a video about the link between rocks, minerals, and the evolution of life.

Rocks and Minerals

Here’s a link about coal

Where does coal come from?

Here’s a link about chalk

What is chalk and how does it form?

Here are several links about gold and bacteria.

Cupriavidus metallidurans: A Modern Alchemist

BACTERIA MAKE GOLD

Ancient microbes formed Earth’s biggest hoard of gold


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