Example image of eyePlorer eyePlorer map for 'Hardstone carving': Agate Archaeology Art history Carnelian Gemstone Jade Jasper Onyx Quartz Serpentine group Jewellery Sculpture Pietra dura Decorative arts Neolithic Engraved gem Seal (emblem) Alabaster Hardstone Limestone Marble Mineral Monumental sculpture Sandstone Soapstone Mohs scale of mineral hardness Granite Malachite Amber Jet (lignite) Mineraloid Obsidian Amethyst Chalcedony Geology Heliotrope (mineral) Mesoamerica Pitcher (container) Pottery Sumer The Flintstones Uruk Uruk period Cylinder seal Indus Valley Civilization Near East Lapis lazuli Bi (jade) Chinese jade Cong (jade)
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