QUARTZ NODULE (CUT AND POLISHED) - Keokuk, Iowa, USA
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Keokuk, Iowa, USA
The area around the town of Keokuk in Iowa is famous for its quartz geodes. In this example quartz has filled the entire cavity with transparent and translucent crystals.
This specimen consists of two halves, each of which has been cut and polished.
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Size: approx, 7 centimetres diameter (whole nodule)
Weight: 422 grams (both halves)
Size: approx, 7 centimetres diameter (whole nodule)
Weight: 422 grams (both halves)