Blog Posts Tagged "thin section"

Houston, we've landed on….Boninite

Our entire mission is dependent on seismic data and our interpretation of it. We can be wildly off, or spot on with what we think we’ll encounter during drilling. It’s a highly educated guess, but what worried many members of the team was drilling through too much sediment before they hit the hard rock.

CORES DESCRIBERS : 3 teams, 3 specialties, 1 goal EPISODE 1: IGNEOUS PET

IGNEOUS PETROLOGISTS

Jim, Lyderic, Tomo, Chuan-Zou, Biswajit, Alessio

They focus on lithology and mineral composition. They have to determine grain size, modal composition (percentages of olivine, plagioclases, pyroxenes), texture ... observing the cores. And the thin sections are carefully chosen to tell the story of the magmatic chamber !

Art in the rock ... What do you see in these thin sections ? EPISODE 1

Jiansong Zhang, our Chinese reporter, gives a new vision of these 'dry' olivine-gabbro!!! let's see

a horse birthing

Courtesy of Bill Crawford, IODP imaging specialist

What do you see ?

Art in the rock ... What do you see in these thin sections ? EPISODE 2

Answer episode 1 : A horse giving birth ... by Jiansong Zhang our poetry-geologist !

Can you guess this one ?

a runaway couple

Courtesy of Bill Crawford, IODP Imaging specialist