The authorSimon Wellings
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- On Eclogite: mysterious visitor from the deep:Oceanic crust – that sinking feeling:Cratons – old and strong:
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Based on a work at all-geo.org.
Category Archives: geochemistry
My cup of tea is sitting nearby, the rocket-fuel for the mind is sitting in a piece of man-made metamorphic rock and lying on the saucer is a humble object that bears mute witness to ancient, earth-changing events. Tea in England is typically taken with … Continue reading
If seismologists listen to the earth then geochemists taste it. Like experts blind-tasting a glass of wine and recognising where it came from, geochemists studying the deep earth aim to find out where a particular liquid came from. Their liquid – basaltic magma formed … Continue reading
We tend to think of radioactivity as an artificial thing; some argue that the first nuclear explosions in 1945 should mark the start of a new human-dominated geological epoch called the Anthropocene. These man-made explosions have left distinctive radioactive traces … Continue reading