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MICA (Ruggles Mine)<br />
Ruggles Mine Tunnel<br />
Part of Littleton formation of metamorphic rock, The formation is primarily mica schist, and surrounds the Ruggles pegmatite. Ruggles Mine is the oldest mica, feldspar, beryl & uranium mine in U.S.A. Grafton, NH

Fphoto-04796601B-2FP.jpg

MICA (Ruggles Mine)
Ruggles Mine Tunnel
Part of Littleton formation of metamorphic rock, The formation is primarily mica schist, and surrounds the Ruggles pegmatite. Ruggles Mine is the oldest mica, feldspar, beryl & uranium mine in U.S.A. Grafton, NH

Copyright:© 1966 George Resch - Fundamental Photographs

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george resch