Enigma 10: Rocks in powder !

After the structure, density, porosity, magnetism, mineralogy of rocks, geochemists up!

In the Geochemistry Laboratory, we will reduce the rock in powder! ... We will determine the presence and proportions of major and minor elements in the igneous rocks.

Samples are carefully prepared and are analyzed by various machines in geochemistry lab of the JOIDES.

It takes a more time to get data ...

What the data looks like? it will be the aim of our tenth enigma ! 

see attached

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