Tai 'an Paraffin Village is rich in black jade. A large jade deposit was discovered in Shila Amzah Village, Zhou Dian Street, Daiyue District, Tai 'an City, Shandong Province, at the west foot of Mount Tai. The relevant departments initially estimated that the resources were over 9 million tons. This discovery has once again attracted the attention of the world. According to jade experts, the large-scale taishan jade discovered this time is exquisite and moist, full of aura, thick and crystal clear, mainly dark green, with black and yellow spots in the stone, including jasper, jet and emerald. Jade is translucent to slightly transparent, oily and dark green in the sun. After dicing, it presents various transparent or translucent patterns, which are of great appreciation value and are precious materials for carving ornaments. According to experts from the Fifth Geological Exploration Institute of Shandong Bureau of Geology and Mineral Resources who discovered this treasure mine, the jade found sporadically on Mount Tai has also been made into exquisite artistic sculptures. However, as a rare stone, jadeite is rarely found in the world. Abundant jade deposit resources have been found in Mount Tai, which is rare in famous mountains and great rivers and has considerable economic and social value.

Taishan jade has few reserves, and is known as the true mountain jade and the evil jade. Taishan jade, produced in the west of Mount Tai, was named by experts. According to the color, it can be divided into three varieties: green jasper, black ink jade and duck egg blue emerald. Hardness 4.5 ~ 6, relative density 2.53 ~ 2.85, translucent to slightly transparent. Small black spots containing magnetite (about 2 ~ 3 mm in diameter) are often found, and pyrite with particle size less than 1mm is also seen scattered in the distribution. The latter shines a little golden light after polishing, adding a little beauty. Taishan jade is produced at the foot of Mount Tai in Tai 'an. The stone is serpentine jade, dense and massive, with fine and moist texture; The color is mainly green, with green, dark green, dark black and other colors, and the stone contains black and yellow spots; Translucent to slightly transparent, oily, waxy luster, hardness of about 5.8 degrees. Its varieties are: Taishan Jasper, Taishan Moyu and Taishan Cuiban Jade. Taishan jade was developed earlier and was famous in the pre-Qin period. It is a good material for carving handicrafts.

Taishan jade is a serpentine, which belongs to metamorphic ultrabasic magmatic deposit. Mainly distributed in Fangzhuang Village and Shila Amzah Village of Dao Lang Town, it is the * * * deposit of taishan jade, serpentine and chrysotile, and the source of serpentine is about 6.5438+0.2 million tons. Taishan Moyu: Fine texture, black crystal, dark green in the sun. After cutting, it presents various transparent or translucent patterns, which is of great appreciation value. Taishan Jasper: crystal clear, green as summer lotus, with dark green, dark green, dark green and other colors, especially bright green. Taishan Cuiban Jade: Also known as Baiyun Jade, it is as white as snow and has light green lines.

Origin of Moyu: Xinjiang, Qinghai and Russia.

Xinjiang and Xinjiang jet are heavy in color, greasy and moist in quality and excellent in quality. The real jet is produced in Hotan and Qiemo counties of Xinjiang, with pure black color, heavy color and greasy quality, smooth and elegant, delicate texture and high quality. Qinghai, Qinghai jet has high transparency, large block and angular. Qinghai jet has higher transparency than Xinjiang jet, large block, irregular shape, angular edge, felt-like, bundle structure, often with flocculent cotton or dark brown spots. Russia, Russian jet is delicate and moist, similar to Xinjiang jet, but the skin color is relatively not rich enough. Russian jet is similar to Xinjiang jet in origin, occurrence, mineral composition, impurity composition, structure and appearance, but the difference is that it is fine, moist and oily, and its skin color is not as rich as Xinjiang seed material.