Includes all of the Collections below: Fossils Collection, Igneous Rock Collection, Metamorphic Rock Collection, Mineral Collection, and Sedimentary Rock Collection. Fossils Collection Hold a 70-million-year-old fossil in your hand! Set includes 9 fascinating fossils. Igneous Rock Collection Igneous rocks are produced by hot volcanic magma action. Set includes 12 exotic rock specimens. Metamorphic Rock Collection Metamorphic rocks are transformed by intense heat and pressure. Set includes 12 specimens. Mineral Collection Minerals combine with each other to make rocks. Set includes 12 specimens. Sedimentary Rock Collection Centuries in the making, sedimentary rocks are formed by layers of deposited matter. Set includes 12 specimens.
