The boom has also boosted semi-precious stones, such as rubellite and red spinel, worn by those who can't quite stretch to a ruby.
宝石业的兴隆也促进了半宝石业的发展,像红电气石、红尖晶石,有些人买不起一颗真正的红宝石,也会佩戴这些半宝石。
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