Calcite crystals with bitumen coating,White Pine Copper mine,Ontonagon county,Michigan. It is 3 1/8" x 1 15/16" x 1". Buyer pays all shipping by small flat rate box or international postal codes and extra insurance if requested and will combine items for cheaper shipping cost. Thanks for looking and look at our store for other mineral specimens and Lake Superior Copper banded/replacement Agates and Copper included Agates.Some of the oldest and rarest Agates on this planet.