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- On Cu – The Finale:
- James Zehner: Christensen received a lump sum payment of US$75 and also lowers the tensile strength of the... (26 days 4 hours ago)
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- terry: is the forecast (and prior) Kanto Plain earthquake actually a megathrust quake? I think that should... (379 days 5 hours ago)
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Tag Archives: geological record
Impact and Geology: spherules rule
One of the most striking changes in Earth Science in the last 20 years has been the way meteorite and associated impacts (or bolides and astroblemes, if you prefer) are viewed by Geologists. In the dark days of the 1990s … Continue reading
Categories: planets, Rocks & minerals
Impacts and Geology: deep peace?
Metamorphic rocks typically come from deep in the earth and form slowly. Simple physics shows that transferring heat into large volumes of rock (a key driver of many types of metamorphism) takes millions of years. Rocks that form the deep … Continue reading
Categories: planets, Rocks & minerals
Meteorites and Geology: big holes in the ground
How many meteorite craters haven’t we discovered yet? Continue reading
Categories: planets