1, the color of jasper is divided into 9 grades, including spinach green, sun green, apple green, duck egg green, pink green, light green, water green, spicy green and old green. Jasper can be divided into three grades according to color: first grade jasper, second grade jasper and third grade jasper.

2. Russian (Russian) Bibi is divided into jasper, duck egg green and cat's eye. The color of jasper can be divided into sunshine green, spinach green and fruit green (now referred to as Wulanhai jasper). Russian jasper is a kind of jasper, and its raw material is primary mineral form.

3, Yang green, the color between apple green and spinach green, bright and bright, green is about to drip. As dazzling as jade in the sun, it is a very attractive jasper color.

4. Hotan Jasper is produced in Kashgar and Hotan, Xinjiang. Jade is very good, and it is the best in jasper, which is very rare.

5, gray-green, dark green, dark green, with black spots, black spots or slightly poor quality jade tendons. Jasper contains more than 90% tremolite, with delicate texture, translucency and oily luster, belonging to mid-range jade. Uneven tone with gray-black spots, pure dark green as the top grade.

Green classification of jadeite What are the green classifications in jadeite?

_ Green: Dark positive green without yellow tone or other tones, commonly known as Gao Qing or, jadeite with this color is of high value in the market. It makes people feel noble, solemn and generous. 2. Apple Green: You can't see yellow with the naked eye, but using green actually contains a little yellow tone, slightly deviating from the yellow tone.

Super grade: bright green (emerald), apple green, glass floor (translucent, fine texture), even and bright, without impurities and cracks. Commodity grade: green, oily green land, slightly transparent, mixed and translucent grandmother green veinlets and mottled green.

Emerald, Emerald: This kind of jadeite is bright, pure, full and not evil, and other colors are evenly distributed, with delicate and translucent texture. Sometimes individual jadeite green and jadeite color are full, which creates the best jadeite, such as King Green.

The classification of emerald green is positive green: emerald green without any color cast, pure green. Include emeralds, emeralds, apple greens and yellow Miao greens. Yellow-green: green is slightly yellow, with medium tone. Include boxwood green, onion heart green, Ying Ge green, bean green and so on. Blue-green: green is slightly blue. The tone is gloomy.

Green classification and grade of jadeite The green grade of jadeite from high to low is: Wang Luyu, Yang Luyu, Apple Emerald, Bean Emerald and Blue Emerald. Among them, the best is royal green, green is positive, and the color is strong, similar to emerald. King green is the best of jadeite, with low yield and high value.

The varieties and grades of jadeite are as follows: (1) Super grade: brilliant green, apple green, ground glass, uniform and bright, free of impurities and cracks. (2) Commodity grade: green, oily green, slightly transparent, mixed translucent emerald veinlets, variegated green.

Grades of 32 jadeite colors

According to the standard of "positive, strong, positive and uniform", green is the best in different color systems, followed by purple, white and black; Among the green categories, emerald green is the best, purple black is the best, and white is the best.

Primary colors include: white, green, black and purple; Secondary colors include: waste color and secondary green; Combination colors include: boxwood green, Fu Lushou, white background green, etc.

Jadeite can be divided into six grades by color, among which the first grade jadeite is pure green, emerald, jadeite and other colors, and the second and third grade jadeite are all positive green, apple green, yellow seedling green and other colors, but the second grade jadeite requires uniform color, not strong or light, and looks bright and bright.

Iron ore futures account status

Investors are only required to accumulate 50 trading days in one year, and there are no other requirements.

If the funds need to apply for trading code or open trading authority, the balance of available funds in the margin account shall not be less than 654.38 million yuan or equivalent foreign currency after daily settlement five trading days before the customer's application date.

There are many ways to open the trading authority of iron ore futures: palm oil, PTA, China Financial Futures Exchange or Shanghai International Energy Center can be opened unconditionally; There are 50 trading days in a year; Available funds for five consecutive trading days are greater than or equal to 65438+ 10,000.

Requirements for futures account: age 18-70, no bad credit record, certain risk tolerance and economic strength.

For some special futures varieties, in addition to the above conditions, there are also requirements for capital and trading experience.