You are hereHome › poster (x) › application/pdf (x) › Search results (3,181 - 3,200 of 3,232) Pages« first ‹ previous … 158 159 160 161 162 next › last » # Title 1 Gypsum 2 Fluorite Octahedrons 3 Steatite Statue 4 Amethyst 5 Beryl 6 Mohs Hardness Scale (Graphic) 7 Barite 8 Fluorite - Calcite 9 Schorl Tourmaline 10 Carrollite on Calcite 11 Native Sulfur 12 Rhodochrosite 13 Fluorite - Calcite 14 Celestine 15 Silicon Carbide (Synthetic) 16 Zoisite - Corundum 17 Rhodonite 18 Petrified Wood 19 Smoky Quartz 20 Vanadinite Pages« first ‹ previous … 158 159 160 161 162 next › last »