✦ The sampling arm from the manned submersible ALVIN is pictured breaking off pillow basalt on the ocean floor during the OASIS Cruise more than a mile and a half under the sea surface. (Photo: Steve Shirey).
Sublithospheric diamonds: Plate tectonics from Earth's deepest samples (Annual Reviews, 2024)
✦ The sampling arm from the manned submersible ALVIN is pictured breaking off pillow basalt on the ocean floor during the OASIS Cruise more than a mile and a half under the sea surface. (Photo: Steve Shirey).