In terms of transparency, topaz produced in many places in China is a kind of cheap jade. Followed by topaz, China's topaz production is not much, there are many inclusions, and the quality is average.
Then there is the frozen field Yellowstone, which is only slightly transparent and not as clear as ice. Huang Longyu, which is produced in Yunnan, is slightly transparent. Yellow agate, yellow amber, topaz, yellow dushan jade and so on. , also belongs to China topaz.