Mineral clue to finding perfectly preserved fossils?

The exquisitely preserved fossils found in the 500-million-year-old Burgess Shale in Canada are famous for the detailed anatomy they display. They also provide a rare and crucial record of the Cambrian Explosion, when most of the major animal groups first appeared.

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Lucas Joel

Lucas Joel was EARTH's 2015 summer intern.

Joel (www.lvjwriting.com) is a freelance science journalist. He has a master's in paleontology from the University of California, Riverside, and is currently based in Boulder, Colo. 

Tuesday, July 17, 2018 - 06:00