Seven treasures are: (1) gold. (2) silver. (3) Coloured glaze, also known as colored glaze, colored glaze and colored glaze. It belongs to sapphire. (4) Pear, also known as pear, is literally translated as water essence (crystal). Refers to red, white and other crystals. (5) The car canal is also used as a scorpion. Often confused with agate, it refers to giant clams or white corals. (6) Red Pearl, also known as lohitamuktika. (7) code name nao, dark green jade, but it is different from the code name nao called by later generations.