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Here is my example of Sweetwater Mine, Missouri Calcite. The main crystal is 1 1/8" x 5/8" (2.8cm x 1.6cm) (Author: Jim Prentiss)

Here is my example of Sweetwater Mine, Missouri Calcite. The main crystal is 1 1/8" x 5/8" (2.8cm x 1.6cm) (Author: Jim Prentiss)

Dimensions: 567 x 600
File size: 30 kbytes
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