Howlite Sphere

55 mm quality Howlite Sphere
Howlite is a white or gray borate mineral known for its porous, marbled appearance and its use in promoting calm and reducing stress and anxiety. It has a Mohs hardness of 3.5, making it a soft, somewhat brittle stone that is often dyed to imitate other gemstones like turquoise. Its chemical composition includes calcium, silicon, boron, hydrogen, and oxygen, and it forms in nodules resembling cauliflowers