This Kitables Bismuth Crystal Mineral Specimen Kit gives you everything you need to grow your own Bismuth crystal. GROW BEAUTIFUL CRYSTALS OUT OF MOLTEN METAL: Crystals are grown from a 1lb Bismuth ingot and can grow up to 1 inch in size. LEARN ABOUT METALLURGY AND CRYSTALS: Watch your Bismuth metal transform into an iridescent crystal. EASY TO FOLLOW INSTRUCTIONS: Grow your own Bismuth crystals following step-by-step instructions (on our website under the instruction tab). GREAT FOR STEM TEACHING CURRICULUM: Our Bismuth Crystal kit is a great introduction to elemental properties. The resulting unique product encourages learners tackle new science skills. Note: This project uses MOLTEN METAL which is over 520 degrees Fahrenheit. Not recommended for unsupervised children. Please use proper safety equipment to reduce risk of burns. Insulating gloves, clothing, and face mask is recommended. Access to a Carbon Dioxide or chemical rated fire extinguisher is also recommended. BE SAFE, HAVE FUN! Each Kit Includes: 1 lb of 99.999% Pure Bismuth 1 Aluminum Crucible 1 Pair of Needle Nose Pliers 1 Wire Loop In stock! Usually ships within 1 business day.