Black Obsidian, a naturally occurring volcanic glass formed from rapidly cooled silica-rich lava, holds significant historical and metaphysical importance. Historically used in crafting tools such as King Tutankhamun's dagger and Aztec sacrificial knives, its sharpness and durability are well-documented. Metaphysically, it is known as the "stone of truth," aiding self-reflection and emotional management by revealing hidden fears. Primarily associated with the root chakra, it offers grounding and protection against negative energies. Aligned with Scorpio and Sagittarius, Black Obsidian supports emotional depth and focus. Continue exploring to uncover more about its geological formation and unique properties.