1. 蛋白石   opal   emerald   coral   turquoise   Hint Half-n-half Clue   2. 绿松石   turquoise   diamond   onyx   topaz   Half-n-half Clue   3. 青玉   diamond   ruby   opal   sapphire   Half-n-half Clue   4. 玉   jade   amethyst   garnet   emerald   Half-n-half Clue   5. 黄玉   onyx   amethyst   emerald   topaz   Half-n-half Clue   6. 红宝石   ruby   jade   agate   sapphire   Half-n-half Clue   7. 石榴石   turquoise   garnet   ruby   pearl   Half-n-half Clue