Get Flower of life black agate engraved coaster online at Agate Export. Flower of life black agate engraved coaster is an opaque, microcrystalline variety of Quartz with large, grainy crystals rather than the fibrous layers of Chalcedony or Agate. It occurs in nodules or as fillings in fissures and may be found the world over. Flower of life black agate engraved coaster carries a strong spiritual grounding vibration, and resonates within the lower three chakras. It creates a strong connection to the earth. Book an order today.