News tagged with magma

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Hawaiian hot spot has deep roots

Space & Earth / Earth Sciences

Dec 03, 2009 | 4.9 / 5 (9) | 1

(PhysOrg.com) -- Hawaii may be paradise for vacationers, but for geologists it has long been a puzzle. Plate tectonic theory readily explains the existence of volcanoes at boundaries where plates split apart ...

A glimpse at the Earth's crust deep below the Atlantic

Space & Earth / Earth Sciences

Nov 12, 2009 | 5 / 5 (3) | 0

Long-term variations in volcanism help explain the birth, evolution and death of striking geological features called oceanic core complexes on the ocean floor, says geologist Dr Bram Murton of the National ...

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