You get one piece of Atunite weighing around a gram. Highly UV reactive with bright green glow. The pieces in the picture are all about 1 to 1.5 grams and read about 20,000 to 25,000cpm on a Radiacode 103. You will get one piece at random. This is a great way to start your collection and get that first piece! From Pingjiang County, Hunan Province. CHINA