玉石简介英语演讲省公共课一等奖全国赛课获奖课件.pptx

jade 玉第1页 玉，以其质地细腻，玲珑剔透，自古被人们所喜爱。玉含有除热、柔筋强骨，安魂魄、利血脉、明耳目长等疗效。玉能养人，人能养玉。Jade,with its fine texture and exquisite,is enjoyed by people.Jade can expel hot,strengthen the body,nerves,and promote the blood circulation.People keep jade,jade adoptee第2页目录contents21Hetian jade2Dushan jade3Lantian jade4Xiu jade5Feicui 第3页判定玉标准，普通有以下几条：判定玉标准，普通有以下几条：一是看玉比重。比重越大，玉越一是看玉比重。比重越大，玉越宝贵。宝贵。二是看玉硬度。硬度越强者玉石二是看玉硬度。硬度越强者玉石越佳。越佳。三是看玉色泽。红为翡，绿为翠。三是看玉色泽。红为翡，绿为翠。翡和翠充满就能够称为宝石。当翡和翠充满就能够称为宝石。当然玲珑剔透也是一个方面。然玲珑剔透也是一个方面。四是听玉声音。脆者为佳，哑者四是听玉声音。脆者为佳，哑者为劣。为劣。五是看做工。常言道：黄金有价五是看做工。常言道：黄金有价玉无价。这句话并不科学。全部玉无价。这句话并不科学。全部玉都是论斤，论立方购置。和艺玉都是论斤论立方购置。和艺术结合，才决定它价格。术结合，才决定它价格。六是看玉时间。玉有古玉和当代六是看玉时间。玉有古玉和当代玉之分。古玉就是文物。当代玉玉之分。古玉就是文物。当代玉就是艺术品。一块年代久远古玉，就是艺术品。一块年代久远古玉，价值能够连城。价值能够连城。The standard of justifying the jade:1.the proportion of jade.The greater the proportion,the more the jade precious.2.the hardness of jade.The bigger the hardness,the better the jade.3.the color and lustre of jade.The red for fei,green for cui.If it is fulled with fei and cui,it can be called gems.Certainly exquisite is one aspect.4.listening to the sound.Crispy is preferred,dumb to bad.5.handiwork.As the saying goes:valuable jade priceless gold.This sentence is not scientific.All of the jade is concerning about the purchase,cubic meters.Combined with art,the price of its decision.6.The time.Jade is divided into ancient jade and modern jade.ancient jade is cultural relics.Modern jade is artwork.A piece of antique jade is priceless.第4页第5页目录contents21Hetian jade第6页普通所称中国四大名玉，是新疆产出和田玉、河南南阳产出独山玉，陕西蓝田玉和辽宁岫岩县产出岫玉。The general says Chinese“four-jade”contains“hetian jade”,“dushan jade”,“lantian jade”and“xiu jade”.第7页和田玉按产状分三种类型：（1）仔玉：从河流中捡出玉石，它是原生石经过剥蚀，冲刷搬运到水系中大卵石，这种玉小块多，大块少，质地好，水头足，色泽洁净，其中常有羊脂玉仔出现。（2）山料水玉：经冰川和洪水等搬运软玉，其特点是块度大，表面光滑（3）山料玉：指直接从玉石矿中采出原生玉石。第8页第9页目录contents22Dushan jade第10页独山玉颜色复杂多样，在玉石上分布表现为二：一是各色相互浸染交织，杂乱无章，另一类表现为大致呈平行带状展示，且有色相、浓度上表现为呈渐变关系。它质地近似于软玉和翡翠，含有坚韧致密细腻性质。它透明度从半透明、微透明到不透明都 能够见到。Dushan jade colors is complex and various.In distribution,it appears firstly Contaminated crisscross,chaotic,and another roughly a parallel bands.Its similar texture is soft jade，its character are Tough density and exquisite.Its transparency varies from translucent to can being seen.第11页第12页目录contents23蓝田玉第13页蓝田玉名称初见于汉书。地理志，美玉产自“京北（今西安北）蓝田山”。其后，后汉书。外戚传、张衡西京赋、广雅、水经注和元和郡县图志等古书，都有蓝田产玉记载。The first name of lan tian jade appeard in“han shu”.the jade is produced in lantian mountain.Subsequently,the“HouHanShu,“The guang ya,water the note“also have its record.第14页第15页目录contents24Xiu jade第16页岫玉现为我国蛇纹岩玉石总工艺名称。广义岫玉包含辽宁岫岩玉、广东南方岫玉、四川会理岫玉、新疆昆仑岫玉和北京十三陵所产京黄岫玉等。狭义岫玉则专指辽宁岫岩县所产岫岩玉（简称岫玉）。它颜色各种多样，但以白色、淡绿色为常见。它硬度为2。5-4。5；比重2。5左右；油脂光泽或蜡状光泽；半透明至不透明，也有极少数为透明，与有机玻璃比较相同。Jade is the general term of the serpentinite Generalized jade includes Guangdong nanfang jade,liaoning xiuyan jade,sichuan huili jade,xinjiang kunlun jade and Beijing jinghuang jade,etc.Sensu stricto,the xiu jade refers to the production of liaoneng xiuyan.Its color is varied,but with white,green is common.Its hardness is 2.5-4.5,proportion of 2.5.第17页第18页目录contents25Feicui 第19页翡翠硬度为7，比重3.33。矿物折光率：Ng=1.667，Np=1.654；重折率0.012。常见翡翠颜色有白、灰、粉、淡褐、绿、翠绿、黄绿、紫红等，多数不透明，个别半透明，有玻璃光泽。按颜色和质地分，有宝石绿、艳绿、黄阳绿、阳俏绿、玻璃绿、鹦哥绿、菠菜绿、浅水绿、浅阳绿、蛙绿、瓜皮绿、梅花绿、蓝绿、灰绿、油绿，以及紫罗兰和藕粉地等二十多个品种。Feicui hardness is 7,and proportion of 3.33.Mineral refractive index:Ng=1.667,Np=1.654,Heavy discount rate is 0.012.The common color of feicui jade are white,ash,brown,green,pink green,yellow green and red.The majority is not transparent,individual translucent,luster.Divided by the color and texture,It includes turquoise-blue,colorful green,HuangYang green,YangQiao green,glass green,YingGe green,shallow green and so on.第20页第21页第22页玉石文化第23页Thank you！第24页