Mahogany obsidian is volcanic glass which has crystallized and contains high levels of iron. Useful for hormonal and menopausal issues. Mahogany Obsidian can attract lasting love and bestows serenity. Mahogany obsidian is known as the stone of strength; helping you build your strength in times of need. It is also said to strengthen the aura and provides both grounding and protection. It can help eliminate energetic blockages, relieve tension and stimulate growth on all levels.