Why Miners Are Flocking Back to This Abandoned Mine

There's a town in northern Mexico called Ojuela that's got a rich history of valuable mining industry, but nowadays is largely deserted. But it's getting a new, second life thanks to a type of mineral forming process fittingly called secondary transformation, and the start of this story is a crystal called adamite, which happens to be this month's SciShow Rocks Box mineral!

Hosted by: Stefan Chin (he/him)