Natural Slate Stone 1 to 3 Inches - USA Sourced and Packaged for Aquascaping Aquariums, Terrariums, Paludariums, Reptile Enclosures, Wargaming, Models, Mosaic Art, Miniature Fairy Gardens (2lbs Grey)Brand: Small World Slate & Stone Color: Grey Features: 100% natural stone that is safe for your aquarium and has been sourced, washed, and packaged by our family owned business in the USA. The color is a matte slate grey with a hint of blue. Each package is a mix of stone from 1 to 3 inches (some stones may be slightly above or below this range). AQUARIUMS Ideal for aquascaping planted, fresh or saltwater aquariums, paludariums, and various tank