Simple categories matching genuine:

• stone,
• ingredient,
• jewel,
• gemstone,
• part,
• material,
• product,
• gem,
• item,
• foil,
• metal,
• use,

Members with property genuine:

• ruby,
• amethyst,
• gasket,
• crystal,
• vanilla,
• marble,
• sapphire,
• brazil_emerald,
• garnet,
• air,
• copper,
• emerald,
• white_sapphire,
• identification_card,
• injector,
• agate,
• bread,
• picture_jasper,
• diamond,
• jade,
• copper_foil,
• jaspers,
• citrine,
• green_quartz,
• woodwork,
• barrel,
• onyx,
• turquoise,
• limestone,
• topaz,
• fuel_pump,
• tourmaline,
• hematite,
• mainspring,
• utility,
• quartz,
• carnelian,
• fluorite,
• aventurine,
• bronze,
• peridot,
• obsidian,
• blue_topaz,
• black_onyx,
• faceted_onyx,
• kentucky_agate,
• madeira_citrine,
• bezel,
• amber,
• malachite,
• iron,
• opal,
• metallic_foil,
• jasper,
• sodalite,
• coral,
• game,
• airflow_meter,
• red_agate,
• calcite,
• honey,
• orange_calcite,
• fashion,
• check,
• rhodolite,
• italian_coral,
• goldstone,
• aquamarine,
• gold,
• brass,