15 Specimen Igneous Rock Set

A high quality boxed set, consisting of 15 igneous rocks. This set includes: 1) Biotite Granite 2) Adamellite ( Shap ) Granite 3) Syenite 4) Diorite 5) Gabbro 6) Microgranite 7) Olivine Dolerite 8) Rhyolite Felsite 9) Obsidian 10) Pumice 11) Garnet Peridotite 12) Andesite 13) Basalt 14) Volcanic Tuff 15) Agglomerate The set measures 30 x 18 x 5cm, and features a printed insert inside the lid, detailing each specimen.