Description
This Collection contains 20 Types of Basic Stones. The Stones include Some of the following Bauxite, Boron, Calcite, Chalcopyrite, Dolomite, Feldspar, Gabbro, Granite, Graphite, Gypsum, Hematite, Lime Stone, Magnetite, Marble, Pegmatite, Pumice, Quartz, Slate, Soap Stone & Sulphur etc.