Tokyo Science 15 types of rock specimens crystalline (granite, diorite, gabbro, rhyolite, andesite, basalt, mudstone, sandstone, conglomerate, tuff,

Set of 15 types of representative rocks (igneous rocks, sedimentary rocks, metamorphic rocks) (with explanations) Comes in a plastic case Case size: 180 x 93 x H20mm Rock size: Approx. 20mm Set of 15 representative rocks (igneous rocks, sedimentary rocks, metamorphic rocks) (with explanations)