Obsidian is a strongly protective stone, it forms a shield against negativity. It's also a Truth-enhancing stone. It blocks psychic attack and absorbs negative energies from the environment. Obsidian brings clarity to the mind and clears confusion and it promotes qualities of compassion and strength.
Turquoise is a purification stone. It dispels negative energy bringing the effect of good energy. Turquoise promotes self-realization and aids in creative problem-solving.