United Scientific VUSC-UNROCMIN20

This Collection contains 20 Types of Specimens, (10 Rocks Specimens of Igneous, Sedimentary& Metamorphic Rocks Types & 10 Minerals Specimens). The Rock Specimens include Some of the following Basalt, Granite, Pumic, Gniess, Marble, Quartizite, Serpentine, BITUMINOUS Coal, Lime Stone, Sand Stone. The Minerals Sp