1. 金刚石   pearl   sapphire   diamond   amethyst   Hint Half-n-half Clue   2. 蛋白石   amethyst   emerald   opal   agate   Half-n-half Clue   3. 石榴石   pearl   ruby   garnet   opal   Half-n-half Clue   4. 珍珠   emerald   ruby   sapphire   pearl   Half-n-half Clue   5. 绿宝石   sapphire   emerald   jade   turquoise   Half-n-half Clue   6. 玛瑙   emerald   coral   agate   diamond   Half-n-half Clue   7. 红宝石   ruby   diamond   coral   jade   Half-n-half Clue