Come to Nanjing friends all know, Nanjing has a particularly beautiful stone, called the stone. If you have a chance to come to Nanjing, don't forget to buy a few pieces of stone as a souvenir. But if you know ah, maybe I can't buy real stone! So what kind of stone is a stone?

Stone color is made to contain mineral chemical composition of decision. So, why only in Nanjing this place is the stone?

Nanjing stone museum curator Zhou Qingsheng: stone formation is a science, the science remain to study further and be discussed. Stone formation are the two main elements, an element is fire mountain high temperature formation. The second inseparable from the Yangtze River water erosion and handling. After many years, the Yangtze River transport, deposition in Nanjing this place, formed stone column layer. Stone column layer, from Nanjing Liuhe to Nanjing this part of Shi Zigang, is a stone column layer.

In China, the stone is used as an ornamental stone to the collection has a very long history. Now the stone enthusiasts is too many to count. In Nanjing, has a collection of over 40 years of stone stone fans, even though he is already over seventy years old, but also seriously ill. But his stone passion do not reduce. He has written numerous stone appreciation article. On how to appreciate the stone has its own unique views.

Nanjing Stone Association vice president stone collector Bei Zhiquan: Yuhua stone appreciation appreciation of painting, its composition, the stone from color, quality, shape, pattern to consider. Stone to comparative permeability; bright color; shape to correct, can be askew; pattern should be clear, clear tone. If a piece of stone in the four aspects together are more ideal, it is a good piece of stone.

Natural stone to be placed in the water to see. This can make the stone more clear and bright. In general, quality, color, shape, texture is very ideal stone, or the stone color and particularly prominent stone, can be fine. Reportedly, 1 tons of pebbles only 1 is stone, and 1 tons of stone will have a is fine. This figure may have been exaggerated, but it is really very rare stone products.

Along with the stone lovers growing, businesses have the stone made crafts. So since ancient times, many stone lovers will stone collection done? Nanjing is the number of stone?

Want to know the answer to let us to stone production in Nanjing District of Liuhe, have a look of stone is mined from somewhere. Stone general buried in the distance to the surface a few meters deep underground. Stone does not exist independently, but hides in a large number of stone sand and dirt. So to find the stone, need to take earth and stone sand wash off; then removing large stones, from smaller stones screening. In general, the stone is relatively small.

Selected stone, after screening, left a good and fine. The other will be delivered to the processing plant to polish. Of course, the real stone collector on the processed stone is a contemptuous disregard.

Nanjing stone museum curator Zhou Qingsheng: Government in order to effectively control the stone mining, protection of stone resources, present only in the Nanjing River mining, but there is a control for mining, stone resource is less and less, in order to protect the ecological balance, so stone mining to be effective, otherwise, but for many years, stone resource is dried up.

Stone - stone in Nanjing / Nanjing Fu Peng stone filter factory www.fpyhs.com.cn