Categories: All Tools Fossils and Minerals Cabochons & Slabs Crystal Gemstones Rocks and Gems - Polished South Dakota Lake Superior Agates Rocks and Gems - Rough/ Natural Lake Superior Agates Montana South Dakota Jasper Lapidary Rough Other All / Rocks and Gems - Rough/ Natural / Montana Montana Moss Agate - $4 per pound $0.25 Purchase Added! Montana Moss Agate $25.00 Purchase Added!