The noun 宝石 (bǎoshí) means 'gem,' 'gemstone,' or 'precious stone.' It is a compound of 宝 (treasure) and 石 (stone), used to refer to valuable stones whether natural or in figurative contexts. It is commonly modified by adjectives like 美丽 (beautiful) or specific types.
这条项链上镶着一颗蓝色的宝石。
zhè tiáo xiàngliàn shàng xiāng zhe yī kē lánsè de bǎoshí.
This necklace is set with a blue gemstone.
博物馆里展出了很多珍贵的宝石。
bówùguǎn lǐ zhǎnchū le hěn duō zhēnguì de bǎoshí.
The museum exhibited many precious gemstones.
她收到了一枚镶有红宝石的戒指。
tā shōudào le yī méi xiāng yǒu hóng bǎoshí de jièzhi.
She received a ring set with a ruby.