admin 昌华鸡血石是中国特有的珍贵宝石，具有鸡血般的鲜红色和美玉般的天生美丽，自古以来与宝石翡翠一样被重视，以“国宝”的名誉闻名中外。
清乾隆年所修《浙江通志》曾记载：“昌化县产图章石，红点若朱砂，亦有青紫如玳瑁，良可爱玩，近则罕得矣。昌化鸡血石产于浙江省临安市昌化西北的“浙西大峡谷”源头的玉岩山。
冻石，简称“冻”。是用于雕刻工艺品和印章的材料，晶莹润泽，可分为多种冻石。冻石也可理解为冷冻的石头。透明或半透明肉冻状的块状叶蜡石、地开石。按色调分为白冻、乌冻、黄冻、粉冻、灰冻、黑白彩、黄白彩等。
色形有团块状、条带状、星点状、云雾状等形态。其质地、透明度、颜色好坏、血度(含辰砂与否及量比、分布)、色泽鲜艳程度以及形态等评价标准，在各矿山并不一致。含辰砂的已列为另一亚种——鸡血冻。
鸡血石章料
我们把含百分之70以上血量的称之为大红包，为顶级鸡血石，大红袍鸡血石质地坚硬，皮血鲜艳。而更为精妙的是此块鸡血石原石的内里颜色也极为美貌，鸡血飘满整块原石，全红而通灵。浓浓“血液”深入肌理，分明富有层次，流动感极强，结密、细腻、润泽、纯净无杂质，好像鸡血要喷出，又没有喷出似的。正是一块鲜红浓艳，美艳至极的极品大红袍。珍贵之处可以想见。
昌化的鸡血石是中国特有的名贵石种之一，具有艳丽鲜红如鸡血般的色彩和亮晶如美玉般的光泽，被誉为“国宝”而驰名中外，是中国四大名石之一。
可以看到此鸡血石的血，有如初凝之鸡血，十分的鲜活，鲜艳如血，鸡血石害怕阳光长期照射，会导致血色发黑，而这枚鸡血石章料的血色十分鲜活，为顶级的鸡血石，且含血量在百分之70以上，是不择不扣的大红包鸡血石。
昌化鸡血石的工艺用途主要是制作印章、雕刻工艺品和原石欣赏等。在众多印石中，昌化鸡血石是中国“印石三宝”之一，并以撩人的美姿，赢得“印石皇后”之誉，为中国印文化的发展作出了独特的贡献；同时又为我国的玉雕工艺创造了“鸡血”巧雕的独特流派，其作品以“瑰丽、高雅、精巧、多”著称。
在评选中国国石中，昌化鸡血石具备了“四性”：独有性——据我国地质部门的调查和各国地质文献的记载，世界其他国家尚未发现此类矿产；奇特性——形、色即奇异，又特别，十分罕见；观赏性——形、色、纹理及质地美丽无比，百玩难舍，从中获益；文化性——在传统文化中有一席之地，皇帝宠爱，布衣珍惜。
昌化鸡血石在1999年以来的历次中国国石评选中，均为首选国石之一。宝玉石专家称昌化鸡血石为“中华瑰宝”此方大红袍鸡血石狮钮印章，血色充足，狮子做回头状，意为好（狮）事在后头，不仅寓意吉祥，工艺精绝，且品相完美，具有不可估量的收藏价值。
英文翻译：Changhua bloodstone is a unique precious gem in China, with bright red color like blood and natural beauty like jade. It has always been cherished as well as jewelry and jadeite, and is well known at home and abroad as a "national treasure". Qing Qianlong years repair "Zhejiang Tongzhi" ever recorded: "Changhua county production seal stone, red point if vermillion, also have such as tortoiseshell green, lovely play, near is rare.
Changhua bloodstone is produced in yuyan Mountain, the source of "West Zhejiang Grand Canyon" in the northwest of Changhua, Lin 'an city, Zhejiang Province.
Frozen stone, referred to as "frozen". Is used for carving crafts and seal materials, crystal moist, can be divided into a variety of frozen stone. Frozen stone can also be understood as frozen stone. Transparent or translucent aspic shaped block pyrophyllite, dickaite. By tonal cent is white frozen, black frozen, yellow frozen, pink frozen, ash frozen, black and white color, yellow white color.
Color shape has mass block, strip, star dot, cloud shape and so on. The evaluation criteria such as texture, transparency, color, blood degree (including cinerar or not, quantity ratio and distribution), bright color and form are not consistent in various mines. Cinerar containing has been listed as another subspecies - frozen chicken blood.
Blood stone seal material
We call those containing more than 70 percent of the blood the big red envelope, which is the top blood stone. The big Red Robe blood stone is hard and has bright skin and blood. And more subtle is this piece of blood stone stone inside the color is also very beautiful, blood floating full of the whole stone, red and psychic. Thick "blood" deep into the texture, clear rich layers, a strong sense of flow, dense, delicate, moist, pure without impurities, as if the chicken blood was about to eject, but not ejected. It is a piece of bright red rich, beautiful extremely beautiful da Hong Pao. You can see how valuable it is.
Changhua bloodstone is one of China's unique rare stone, with bright red like blood color and bright crystal like beautiful jade luster, known as "national treasure" and well-known at home and abroad, is one of China's four famous stone.
You can see the blood of the stone, such as the initial coagulation of the blood, very fresh, bright as blood, stone afraid of long-term exposure to the sun, will lead to black blood, and the blood of the stone is very fresh, for the top stone, and contains more than 70 percent of the blood, is a big red envelope stone.
Changhua bloodstone technology is mainly used to make seals, carving crafts and raw stone appreciation. Among the many printing stones, Changhua bloodstone is one of the "three treasures of printing stones" in China, and won the reputation of "Queen of printing stones" with its tantalizing beauty, making a unique contribution to the development of Chinese printing culture. At the same time for China's jade carving craft to create a unique school of "chicken blood" qiao carving, its works to "magnificent, elegant, exquisite, more" known.
In the selection of Chinese national stone, Changhua bloodstone has the "four" : unique -- according to the investigation of China's geological department and the records of the geological literature, other countries in the world have not found such minerals; Odd characteristics - shape, color is strange, and special, very rare; Ornamental - the shape, color, texture and texture of the beautiful, difficult to play, from the benefit; Cultural - has a place in the traditional culture, the emperor dote on, treasure cloth.
Changhua bloodstone in the previous Chinese stone selection since 1999, are one of the first choice of national stone. Baoyu stone experts said changhua bloodstone as the "Treasure of China" this square dahongpao bloodstone lion button seal, blood is enough, lion do turn round, meaning good (lion) thing in the back, not only auspicious meaning, the process is exquisite, and the product is perfect, has immeasurable collection value.