OttawaRocks:
Cliffs United Taconite mine, Minnesota Oct 2010
OttawaRocks:
Cliffs United Taconite mine, Minnesota Oct 2010
OttawaRocks:
Cliffs United Taconite mine, Minnesota Oct 2010
OttawaRocks:
Cliffs United Taconite mine, Minnesota Oct 2010
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Lake Superior North Shore beach Minnesota
OttawaRocks:
Lake Superior North Shore beach Minnesota
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Lake Superior North Shore Minnesota 2010 (4)
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Quartz crystals from Soudan iron mine, Minnesoata. 2010
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Banded iron formation, doubly folded, Soudan iron mine, Minnesota
OttawaRocks:
Banded iron formation, doubly folded, Soudan iron mine, Minnesota
OttawaRocks:
Banded iron formation, doubly folded, Soudan iron mine, Minnesota
OttawaRocks:
Banded iron formation, doubly folded, Soudan iron mine, Minnesota
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Exploring Rajasthan, India.
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A nilgai in Rajasthan, India
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A great turnout for this field trip in Rapid City, SD. Hmmm, I wonder why...?
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Late dykes cutting iron formation in the old Homestake open pit mine in Lead, South Dakota
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Rapid City - Homestake trip. Old open pit in Lead, SD.
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Cone structures NE Manitoba
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Close-up of spectacular back-rotated blocks of white sandstone in red dolostone of the Rossport Fm, Sibley Group, north shore of Lake Superior, Ontario.
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erosional potholes in Grenville marbles, shoreline of Crow Lake, Ontario