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Conditions on early Earth?
Source info:
| Author: | Edie |
|---|---|
| Date: | 2014-09-17 10:31:00 |
| Blog: | Geology in the West Country  |
| URL: | http://geologywestcountry.blogspot.com/2014/09/conditions-on-early-earth.html |
Summary:
Conditions on Earth for the first 500 million years after it formed may have been surprisingly similar to the present day, complete with oceans, continents and active crustal plates. This alternate view of Earth’s first geologic eon, called the Hadean, has gained substantial new support from the first detailed comparison of zircon crystals that formed more than 4 billion years ago with those formed contemporaneously in Iceland, which has been proposed as a possible geological analogue for early Earth.Read moreContent analysis:
Geographic context:
| Location | Country | Latitude | Longitude |
|---|---|---|---|
| Iceland | IS | 64.9639 | -19.0212 |
Keywords:
alternate view, Conditions, continents, detailed comparison, early Earth, early Earth.Read, General Interest, geologic eon, Hadean, Iceland, oceans, possible geological analogue, substantial new support, zircon crystals
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