Can black gallstones and obsidian be put together?

Put black gall stone and obsidian together. According to relevant public information, black gallstone is often considered as a kind of stone that can stimulate individual's internal potential, enhance courage and self-confidence, and contribute to personal growth and development. Obsidian, on the other hand, is considered as a kind of stone that can absorb and eliminate negative energy, which can help people to eliminate worries and doubts. Therefore, black gall stone and obsidian have different functions and can be worn together.