Discover genuine black obsidian worry stones at NICCIS JEWELLERY BOX. Expertly crafted to offer mental strength and protect from negative energy, this dragon glass, formed from cooled volcanic lava, connects you to earth's raw energy. Perfect for calming restless minds, reflecting our commitment to quality and meaningful gifts. Embrace black obsidian's power and beauty with NICCIS JEWELLERY BOX. 3.5cm. Sold separately.