Blue Obsidian is an extremely protective stone, which serves as a shield against negativity. It is useful for extremely sensitive people. It blocks psychic attacks and eliminates negative spiritual influences. Blue Obsidian removes energy blockages and relieves tension. It anchors the spirit in the body and stimulates growth at all levels. It helps digest anything that is difficult to accept, facilitates physical digestion and detoxifies. Reduces arthritis pain, joint problems, colic and injuries. Stops bleeding and promotes circulation. Important note: the product shown above in the image may not be faithful to the product in question, due to the fact that the minerals have natural imperfections and different characteristics that make them unique.