Carved tiles (clockwise, beginning at upper left corner):
Solstice or equinox, Cloudbank of rain, Purify the earth, x-incurved - roadrunner track, Macaw, Baha glory (top center), Eagle or thunderbird, x-incurved - root & flower of bean plant, Parrot, Dragonfly, Facing birds (upper right corner), Christian cross, Speech, Butterfly, Praying person, Rainbow, Roadrunner - site of water, Islamic crescent, Corn, Rabbit, Baha'i star (lower right corner), Buddhist wheel, Breath, Fish, Jewish star of David, Baha'i star (bottom center), Water - Chinese sign of life-giving, Diamond chain or squash, Pregnancy, Yin-yang, Lotus blossom (lower left corner), Maltese cross, Medicine bag, Beans, Sun, Emergence, Eagle or thunderbird, Breath, Supernova, Sanskrit Om.