Minerals Collection is a set of 9 sizeable minerals, each approximately 2-3 cm. Included in the box is a mineral guide and magnifier to investigate further. Samples included are Aventurine, Yellow Jade, Tiger Eye, Amethyst, Sodalite, Rose Quartz, Obsidian, Calcite and Red Jasper. All the minerals are unpolished. For a collection of polished stones, see our Gemstone Collection Box. Supplied in a pack of 6.