Bat Cave Jasper This stone ranges from chocolate brown to tan. It is useful in helping to find one’s center and facilitating very deep states meditation. Stress is released with the “gentleness of a summer breeze.” Bat Cave Jasper assists in the transition to astral as well as the journey itself. It helps in the purification of the body and stimulates motor functions. Night vision is enhanced. Bat Cave Jasper This stone ranges from chocolate brown to tan. It is useful in helping to find one’s center and facilitating very deep states meditation. Stress is released with the “gentleness of a summer breeze.” Bat Cave Jasper assists in the transition to astral as well as the journey itself. It helps in the purification of the body and stimulates motor functions. Night vision is enhanced.