Tiny Invisible Diamonds Tell Australia’s Tectonic Tale

An Image from James Cook University showing metaphoric diamonds, identified by the white arrows. The photo is taken from a microscope showing metamorphic diamonds in rocks collected from the Clarke River Fault west of Paluma obtained on Thursday, July 28, 2022. AAP Image/Supplied by James Cook University

A unique type of diamond has been discovered in Australia for the first time, but they’re invisible to the naked eye.

Researchers from Queensland’s James Cook University found rare metamorphic diamonds in rocks along the Clarke River Fault, west of Paluma in the state’s north, according to Science Advances Journal.