LANDEN Black Icelandic Lava Stone Natural Rocks (18lbs, 3~11 inches,11pcs) for Aquariums, Paludariums, Terrariums, Caves and Rocky Peaks, Mountainous Desert Landscapes 13 Black Icelandic Lava Stone(3-9 inches,18lbs) is up for auction in Pet Supplies. The current bid is $6.06, 89% below the $57.59 MSRP, in As Is condition. This auction has ended — similar items appear in live auctions regularly.