Enigma 6 : Core on deck

Core on deck, core on deck

This advertisement of the speaker announces the arrival on the deck of a core of rocks.

Many of us goes on the `’core deck’ to discover these new samples reaching the drill floor from the oceanic floor of Hess Deep after a one hour travel.

For a few days, the operations of drilling have begun. Until now, drillers are operating pilot holes.

Our enigma of this week ? the density of the gabbro … see attached !

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