Most of the materials of "Tangqin" are usually jade materials with a relatively loose structure.

The price of Hotan Jade Tang Qin Qing Jade Pot depends on its quality, and its price ranges from several hundred to tens of thousands. Hotan jade sugar sapphire can generally be divided into dark and light colors. However, due to different origins, Hotan jade sugar sapphire will also have some of its own characteristics.

There are sugar sapphire from Xinjiang, Qinghai, and Russia. Generally speaking, Hotan jade sugar sapphire from these three places is more famous. It is a mid-to-high-end jade and has high collection value.

Tangqin Qingyu is a type of Hotan jade. Common types of Hotan jade include Hotan white jade, Hotan green jade, Hotan black jade, Hotan jasper, and Hotan sugar jade. Among them, Hotan sugar jade includes sugar white jade and sugar sapphire. Sugar Sapphire is a mid-range jade. High-quality Sugar Sapphire is relatively valuable and has collection value.

The transition boundary between sugar color and cyan of Xinjiang sugar sapphire is relatively clear, and the color between the transitions is also relatively thin. The texture of the entire Hotan jade sugar sapphire is delicate, the jade is warm and dense, and the cracks inside the sugar sapphire are and impurities are relatively small.

The sugar color of Hetian jade sugar sapphire from Qinghai is relatively light, and the transitional boundary between the two is not very obvious. There is a certain mixed color, and the mixed color occupies a larger range than the entire Hotan jade sugar sapphire. Xinjiang sugar sapphire has a large range.

The texture of the entire Qinghai sugar sapphire is not as delicate as that of Xinjiang sugar sapphire, the oiliness is not good, the structure is slightly loose, and the impurities contained in it are higher than those of Xinjiang sugar sapphire. Therefore, the quality of Qinghai sugar sapphire is slightly worse.