Science news articles about 'geochemical analyses'

... deep borehole will be drilled and core samples will be subjected to detailed microbiologic and geochemical analyses to address microbial ecology hypotheses and determine the composition and activity ...

... , flowing north from the central Saharan watershed all the way to the Mediterranean. Using geochemical analyses, we demonstrate that these channels were active during the last interglacial period. ...

... world's most unusual volcano have discovered the reason behind its unique carbon-based lavas. The new geochemical analyses reveals that an extremely small degree of partial melting ...

... .3-metre sediment core. Back in the lab, they performed a battery of detailed sedimentological and geochemical analyses on the core. Radiocarbon dating showed that the oldest sediments at the bottom ...