Polished Natural Black Obsidian Gemstone Tumbled Stones Sold in 1 kilogram bags Approximately 90-100 Size: 20-30mm Origin: Mexico Black Obsidian is a powerful volcanic glass revered for its grounding and protective energy. This striking black stone is known to cleanse negativity, shield against psychic attacks, and enhance personal strength. Black Obsidian is often used in spiritual practices to uncover hidden truths, promote self-reflection, and release emotional blockages, making it an essential tool for those seeking deep healing and transformation. Its strong connection to the root chakra helps stabilize emotions, promote clarity, and provide a sense of safety and focus in one's journey.