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[St. Austell District], Cornwall, England, UK.

CLAY and CASSITERITE (sic.) [KAOLINITE] pseudomorph after a group of ORTHOCLASE crystals.
[St. Austell District], Cornwall, England, UK.
Measures 2-1/8 x 1 x 5/8 inches.
This specimen retains an old School of Mines, Columbia College, N.Y.

Price $750



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Lawrence H. Conklin
Wallingford, CT 06492

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