The study of remarkably interesting geological phenomena splendidly displayed in a high and rugged mountain region, combined with numerous experiences in camp and along the trail, was the lot of the ...
(Information obtained from Gunflint Type Sheet) Gunflint is also known as Kakabeca, Pass Lake, Port Arthur Jasper, Mesabi Silica, and Jasper Taconite. It is a red, black, and blue type of anthraxolite ...
As the Calvin Ecosystem Preserve celebrates its 40th year, ground has broken on its newest addition; a rock garden will now ...
L-272 (Saugus Rhyolite): Not a direct collection from outcrop. Provenience includes gravle deposits and glacial drift. Not a collection frokm archaeological context. Unkown collection procedure. L-272 ...
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