This bag of gemstone rounds is entirely random, and can contain beads ranging in size from approx. 4mm to 16mm. 

Possible gemstones include calcite, rose quartz, aventurine, amethyst, tigereye, rhodonite, marble, and much more. 

Each bag is randomly-assorted, and piece count will vary as these mixes are packed by weight. 

Sold per bag of approx. 30 grams. Each photo shows a different 30-gram mix to help demonstrate variation.