a collection of various cut precious stones showcasing their unique colors and s

precious stones cut gemstones amethyst topaz quartz garnet sapphire ruby crystal lapis lazuli citrine opal jewelry mineral specimens polished natural geology crafts artisan vibrant colors elegant shapes making decorative lapidary healing crystals education rock collection luxury handmade brilliant sparkly gemstone identification raw minerals faceted gems color variety enthusiasts beauty geological diversity earth treasures properties treasure hunting beautiful stone art hobby collectoras item unique