Geological Survey of Sweden
30 pcs
Quartz, Kalifeldspar, Biotite Mica, Muscovite Mica, Amphibol, Pyroxene, Garnet, Epidote, Sulphur Pyrite, Copper Ice, Zinc Blend, Lead Gloss, Molybdenum Gloss, Magnetite, Hematite, Granite, Gneiss, Leptite, Gabbro, Amphibolite, Porphyry, Diabase, Sandstone, Sedimentary Limestone, Crystalline Limestone Moraine, Moraine, Ice river gravel, Ice river sand, Varvig clay, Peat.
Insignificant wear.