These cute little crystals are a high-grade green tourmaline. They come in an array of green and teal colors. They are fairly small, perfect for jewelry making or adding to a spell bottle. Some are perfect single blades. Really stunning little crystals! Some are more pristine than others, it's random pull so you have a chance of getting any quality pictured. Since they are technically semi-precious stones they are sold by weighs, the 1 gram is about three pieces, 5 grams is between six and nine pieces depending on their size.