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Positively-weathering volcanic dike near Granby, Colorado
Source info:
| Author: | |
|---|---|
| Date: | 2015-07-29 14:50:28 |
| Blog: | Mountain Beltway  |
| URL: | http://blogs.agu.org/mountainbeltway/2015/07/29/positively-weathering-volcanic-dike-near-granby-colorado/ |
Summary:
My friend Barbara am Ende sent along this lovely image of a dike in Colorado: Here’s the site. You can see the dike in Google Earth. Dikes are fractures, filled with molten rock, which then cools and solidifies, sealing the crack shut. In this case, once it got uplifted to Earth’s surface and exposed, the dike rock is tougher (more resistant to weathering) that the older rock it cut across. …Content analysis:
Geographic context:
| Location | Country | Latitude | Longitude |
|---|---|---|---|
| Colorado | US | 38.9979 | -105.551 |
| Granby | US | 40.0866 | -105.941 |
| Rock Island | US | 41.4713 | -90.5816 |
Keywords:
blue ridge, Colorado, crack shut, dike rock, Ende, fractures, friend Barbara, Google Earth, Granby, lovely image, molten rock, older rock, volcanic dike
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