A “chert” taken from a drill core on Shatsky Rise. This sedimentary rock gives clues to researchers about the amount of heat that came through the ocean crust when the rock crystallized deep in sediments on the ocean floor. (IMAGE)

University of Göttingen

A “chert” taken from a drill core on Shatsky Rise. This sedimentary rock gives clues to researchers about the amount of heat that came through the ocean crust when the rock crystallized deep in sediments on the ocean floor.

Caption

A “chert” taken from a drill core on Shatsky Rise. This sedimentary rock gives clues to researchers about the amount of heat that came through the ocean crust when the rock crystallized deep in sediments on the ocean floor.

Credit

Oskar Schramm

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