Jet Tumbled Stones, Polished Jet Gemstone, Jet Healing Crystals, Grade A Quality Size: 0.8" - 1.25" approx. You will receive 5 (five) natural tumbled gemstones. Stones used in reiki, healing, meditation and crystal healing. Great for therapy, grid work, and to carry in your pocket or pouch Shapes, sizes, colors, and patterns of Jet tumbled stone may vary as it is a natural stone. Jet is a stone of protection, guarding against violence and providing protection during spiritual journeying. Jet has been used by people mourning for centuries. It works very well in drawing out the negative energies that surround your aura. Jet acts as a purifier, attempting to draw and dispel any unwanted energy while at the same time ushering in positivity.