Description: Calcite Kushikino Mine, Kagoshima Prefecture, Japan 41.0 x 26.0 x 15.0 mm Superb butterfly twin of Calcite measuring 41 x 19 x 11 mm perched on a shard of limonite-coated matrix from the Kushikino Mine, a closed gold-silver mine famous to Japanese collectors for these twins. No damage.

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