Hetian jade in China is also called nephrite and "Chinese jade", which is mainly produced in Hetian, Xinjiang. The quality and output of Hetian jade in Hotan area have always been typical, so it is also called "Hetian jade". Strictly speaking, hetian jade is the main mineral of nephrite, which does not represent all hetian jade. Hetian jade is nephrite, which is relatively jadeite. As far as jadeite is concerned, Hetian jade is the main variety of nephrite, and the main mineral components are actinolite and tremolite. This mineral composition is interwoven with fibers, with fine and dense texture, good toughness and glassy to oily luster. Let's introduce the contents of yuanshi county Hetian jade course:

1, basic knowledge of hetian jade; Overview of Hotan jade deposit

Types and material composition of Hetian jade;

Classification and characteristics of Hetian jade;

Laboratory identification method of hetian jade;

The use of Hetian jade identification instrument;

Identification of Hetian jade and similar jade;

2. Comparison between Hetian jade in Xinjiang and other Hetian jade.

The difference between Hetian jade in Xinjiang and Hetian jade in Russia;

The difference between hetian jade in Xinjiang and hetian jade in Qinghai;

The difference between Hetian jade in Xinjiang and Hemo jade in Liaoning;

The difference between Hetian jade in Xinjiang and Hetian jade in North Korea;

3. The difference between Hetian jade in Xinjiang and other similar Hetian jade.

Optimization and identification of hetian jade (how to identify the fake skin of seed material);

Main imitation hetian jade products on the market and their identification;

4. Characteristics and identification methods of common jade.

Seasonal jade, opal, serpentine jade, turquoise, lapis lazuli, sodalite, malachite, fluorite, carbonate jade, natural glass, dushan jade, garnet, albite jade, etc.

5. Several identification methods of Hetian jade fraud.

6. Market choice of jade.

Trading methods of hetian jade raw materials

Analysis of Hotan Jade Market Investment

Classification and Evaluation of Hetian Jade

7. 1 day market research activities.