Black Jasper and Howlite bracelet Howlite strengthens memory and stimulates desire for knowledge. It teaches patience and helps to eliminate rage, pain and stress. A calming stone, Howlite calms communication, facilitates awareness and encourages emotional expression. Howlite balances calcium levels in the body.Black Jasper is a highly protective stone that is excellent for grounding the energies of one who may be experiencing spaciness. It can help in connecting one's higher vibrations to the earth. Black Jasper is useful in relieving pain and helps stomach ailments and foot problems.