Learning Resources Igneous Rocks Collection.Children will dig up some exciting learning with this fascinating igneous rocks collection.Includes samples of 13 different fossils - Scoria, Gabbro, Rhyolite, Granite, Andesite, Basalt, Obsalt, Obsidian, Pegmatite, Porphyry, Pumice, Tuff and Diorite, full-colour identification chart, labels and useful storage tray.Includes activity guide.Suitable for ages 8+.