Geek & Co. Glowing Crystal Geode

Hey Geode Geeks! Make a beautiful crystal geode that glows in UV light!  A geode is a round rock with a crystal-filled cavity inside.  Cast a plaster geode shell in a mold and fill it with a crystal-growing alum salt solution. The crystal solution contains an ultraviolet-luminous pigment that gets into the crystals as they form, resulting in a geode that glows in UV light. You will also need: AAA battery; small Phillips head screwdriver, and various other household items.

Contains:

• Display stand for geode and Lamp holder
• UV lamp
• Fluorescent dye (UV-active cosmetic dye), 1.5g
• Potassium aluminium sulfate (alum) packets, 50g (3)
• Plaster packet, 200g
• Geode mold
• Wooden spatulas (2)
• Measuring cup, 200mL, and White measuring spoon
• Requires AAA battery, not included
• 16 page full color workbook
• Intended for ages 8 and up

⚠️WARNING: Chemistry Set contains chemicals and/or parts that may be harmful if misused.  Read cautions on individual containers and in manual carefully.  Not suitable for children under 8 years. Keep small children and animals away from experiments.

WARNING: For use under adult supervision.