Tuesday, March 19, 2013

Earthquakes Make Gold Veins in an Instant

Earthquakes Make Gold Veins in an Instant:
Scientists have long known that veins of gold are formed by mineral deposition from hot fluids flowing through cracks deep in Earth’s crust. But a study published today in Nature Geoscience has found that the process can occur almost instantaneously -- possibly within a few tenths of a second.
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