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Tuesday, March 26, 2013

Painted Canyon Overlook Closure - North Dakota

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I've been reading today about two consequences of the sequestration in Congress that affected our National Park Service  particularly in...
Thursday, March 7, 2013

Minnesota Geology Pictures - Sinkholes

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Sinkholes are in the news today, largely because of the sinkhole that swallowed and killed a Florida man recently.  Sink holes are also a re...
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Tuesday, March 5, 2013

Minneopa Falls (and gigapan?)

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Minneopa State Park - Minnesota DNR Last summer, I was able to acquire a GigaPan EPIC 100.  My primary goal was/is to take as many gig...
Thursday, February 21, 2013

Minnesota Geology Pictures - Mill City Conglomerate & 600 Million Years Missing

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Within the Minnesota portion of  Interstate State Park  lies the informally named 504 million year old Mill City Conglomerate.  The pict...
Thursday, February 14, 2013

Minnesota Geology Pictures - Stromatolites in the Biwabik Iron Formation

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In northern Minnesota, the Biwabik Iron Formation was deposited 1,900 to 1,885 years old along the shores of the Animikie Sea.  At th...
Thursday, February 7, 2013

Minnesota Geology Pictures - Pillowed Greenstone

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In Gilbert, Minnesota, is a site of 2,700 million year old pillowed greenstone.  Basaltic lava would have originally have erupted int...
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Thursday, January 31, 2013

Minnesota Geology Pictures - Folded Banded Iron Formation

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Very near the Soudan Underground State Park administered by the Minnesota Department of Natural Resources is what some people call ...