Red Elemental Gem

Uncommon

Wondrous item, uncommon This is one of the artifacts of the lost temples of the Earthmother. It is inscribed with motifs of the sun rising and setting. This gem contains a mote of elemental energy. When you use an action to break the gem, an elemental is summoned as if you had cast the conjure elemental spell, and the gem's magic is lost. The type of gem determines the elemental summoned by the spell. (This gem is a red corundum.) This item is found on Magic Item Table B in the Dungeon Master’s Guide