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- Lake Superior Agate in Basalt - Item# GALSA-019
Lake Superior Agate in Basalt - Item# GALSA-019
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$18.00
$18.00
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Small nodules of Lake Superior agate in basalt from the St. Louis Mine, Keweenaw County, Michigan. This locale is famous for copper included agates.
Approximate size (mm): 134x92x58
Weight: 633 grams
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