A beautiful, colorful specimen of iridescent laboratory-grown Bismuth crystals. Measures 4.5 x 3.4 x 2.5 cm., 1 3/4 x 1 1/2 x 1 1/4 inches. FREE shipping to US destinations, discounted for International! More beautiful minerals for sale at Rocky Mountain Gem and Mineral CO-OP at www.rockygems.com/store/c118/B_%26L_Minerals_.html#. Also check out our auction listings on www.mineral-auctions.com