Gemstones 1000 Piece Puzzle

EuroGraphics Gemstones 1000-Piece Puzzle. Box size: 10" x 14" x 2.37". Finished Puzzle Size: 19.25" x 26.5". Of the approximately 4,000 discovered minerals, each with their own characteristic chemical composition, highly ordered atomic structure, and specific physical properties, 40 of the most well known are illustrated. These include gold, diamond, sulphur, copper and quartz. Ensuring a snug fit and hours of relaxing enjoyment. Premium Quality: Crafted with premium blueboard and a linen finish for a durable, glare-free experience. Eco-Friendly: Manufactured using recycled and responsibly sourced materials.