These are AB Iridescent glass fake geode crystals for resin jewelry, resin coasters etc. These fake crystals are amazing for mimicking geodes and stones but they are sharp so they should be encased in resin so they cannot cut you. Please wear gloves and or protective clothing when working with them as they are glass. Please keep these away from children and do not add them to slime.
PLEASE KNOW: These FAKE crystals are made of GLASS. This is not meant to be eaten and should be handled with care as these are sharp!