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L19 Volcanic Neck. Devil's Tower. National Monument, Wyoming, USA
Position:
N34° 35'
W104° 40' approx.
Elevation:
5112' / 1558m at the summit ; 4245' / 1293m at the base
Image format:
MF 35mm
VOLCANIC NECK
The Devil's Tower in Wyoming, USA is the core of an ancient volcano.
All that is left of the volcano is a core or PLUG of solidified
volcanic rock that was once a hot liquid. A close up view and
a more detailed description of this structure can be seen at location
L20 in the regolith.com collection.
Less detail
Image Trail:
L6 Volcanic neck and dyke. Ship Rock. New Mexico, USA
L7 Igneous dyke radiating out from volcanic neck. Ship Rock. New
Mexico, USA
L20 Volcanic Neck. Devil's Tower. National Monument. Wyoming, USA
L48 Granite dykes intruding slate. Cornwall, USA
L49 Dormant volcano. Mt Shasta. California, USA
L52 Igneous dyke intrusion. Convict Lake. Cornwall, USA
L79 Glacial Polish on polygonal basalt, Devil's Post Pile, California,
USA
Links: www.volcano.und.nodak.edu/vwdocs/Parks/devils_tower/devils_tower.html
http://geography.com.sg/tectonics/index.html |
