This bracelet is also a pendulum when the bracelet clasp is unhooked. 
Opalite Healing Properties: 
Opalite improves communication on all levels, especially the spiritual. It removes energy blockages of the chakras and meridians. Emotionally, Opalite helps by assisting during transitions of all kinds. It engenders persistence and gives us strength in verbalizing our hidden feelings.
Hematite Healing Properties:
Physical - Healing for blood disorders (anemia), stress, insomnia, bringing cooling energy to the body (Feng Shui) and anxiety relief are all typical uses of hematite.
Mental - Since Hematite is known for balancing the body, it's known for helping with creativity, logic, lowering negativity, and boosting self-esteem.
Spiritual - Hematite is probably the most common stone used to balance and calm people in energy work. This is because hematite is very grounding, and helps to keep the mind focused on the moment. This stone is considered to be closely related to the root chakra.