中國(guo)(guo)(guo)(guo)是(shi)(shi)世界上(shang)出(chu)產(chan)鬼仙(xian)辰(chen)砂(sha)最多的(de)(de)國(guo)(guo)(guo)(guo)家(jia)之一。主要(yao)產(chan)地(di)是(shi)(shi)貴州東部(bu)和湖南西(xi)部(bu),以質好量(liang)大(da)而出(chu)名。產(chan)出(chu)的(de)(de)礦(kuang)砂(sha)多數運到湖南西(xi)部(bu)的(de)(de)辰(chen)溪,再轉銷全國(guo)(guo)(guo)(guo)各地(di),辰(chen)溪成為當(dang)時辰(chen)砂(sha)主要(yao)的(de)(de)集散(san)地(di),“辰(chen)砂(sha)”一名也由此而來(lai)。世界上(shang)最大(da)的(de)(de)辰(chen)砂(sha)晶體是(shi)(shi)“辰(chen)砂(sha)王”,1980年(nian)在貴州東部(bu)萬山汞礦(kuang)區發現。長(chang)10.8厘米,寬4.4厘米,高4.2厘米,凈(jing)重(zhong)237克。現收(shou)藏于中國(guo)(guo)(guo)(guo)北京地(di)質博物館。
大自然(ran)的(de)(de)(de)造(zao)化瑰麗而神奇(qi)(qi)。各種(zhong)造(zao)型奇(qi)(qi)特、色(se)彩美(mei)麗、產(chan)量稀少(shao)的(de)(de)(de)礦(kuang)(kuang)(kuang)物單晶(jing)體、連(lian)晶(jing)體和晶(jing)簇,既(ji)是(shi)寶貴的(de)(de)(de)礦(kuang)(kuang)(kuang)物原料(liao),又是(shi)含(han)蓄質樸,美(mei)麗天成(cheng)的(de)(de)(de)觀賞石,它(ta)們是(shi)大自然(ran)給人類的(de)(de)(de)慷慨的(de)(de)(de)饋贈。辰(chen)(chen)(chen)砂(sha)(sha)(sha)(sha)又被稱(cheng)作為(wei)“朱(zhu)砂(sha)(sha)(sha)(sha)”,它(ta)是(shi)一種(zhong)棕(zong)紅(hong)色(se),色(se)彩鮮艷的(de)(de)(de)彩石。新石器時(shi)代(dai)的(de)(de)(de)先民就曾經應用辰(chen)(chen)(chen)砂(sha)(sha)(sha)(sha)做顏料(liao)。辰(chen)(chen)(chen)砂(sha)(sha)(sha)(sha)的(de)(de)(de)主要(yao)化學成(cheng)分是(shi)硫化汞,在(zai)我國的(de)(de)(de)湖(hu)南、貴州(zhou)、四川等地都(dou)有出(chu)產(chan)。辰(chen)(chen)(chen)砂(sha)(sha)(sha)(sha)的(de)(de)(de)晶(jing)體呈(cheng)板(ban)狀或菱面體狀,它(ta)的(de)(de)(de)集合體成(cheng)粒狀或塊狀。純凈的(de)(de)(de)辰(chen)(chen)(chen)砂(sha)(sha)(sha)(sha)具有金屬光(guang)澤。有時(shi)表面會(hui)因覆蓋氧化薄膜而呈(cheng)鉛灰色(se)。辰(chen)(chen)(chen)砂(sha)(sha)(sha)(sha)的(de)(de)(de)密度比較大,和銀(yin)相仿,只出(chu)產(chan)在(zai)低溫熱液的(de)(de)(de)礦(kuang)(kuang)(kuang)床(chuang)中,常與(yu)輝銻礦(kuang)(kuang)(kuang)共生。辰(chen)(chen)(chen)砂(sha)(sha)(sha)(sha)是(shi)提煉(lian)汞的(de)(de)(de)最主要(yao)的(de)(de)(de)礦(kuang)(kuang)(kuang)物原料(liao)。中醫利用辰(chen)(chen)(chen)砂(sha)(sha)(sha)(sha)作為(wei)安神、定驚的(de)(de)(de)藥(yao)物;辰(chen)(chen)(chen)砂(sha)(sha)(sha)(sha)的(de)(de)(de)單晶(jing)可以作為(wei)激光(guang)調(diao)制晶(jing)體,是(shi)現代(dai)激光(guang)技(ji)術的(de)(de)(de)關鍵材料(liao)之一。
辰(chen)砂(sha)(sha)化(hua)學成分(fen)為硫(liu)化(hua)汞(gong),含Hg86.2%,常(chang)(chang)含有粘土、氧化(hua)鐵、地瀝青等(deng)雜質。溶(rong)于(yu)(yu)鹽酸,并產(chan)生(sheng)帶(dai)臭雞蛋味(wei)的(de)(de)硫(liu)化(hua)氫。 [2] 三(san)方晶(jing)系,晶(jing)體(ti)呈(cheng)(cheng)板(ban)狀(zhuang)(zhuang)或(huo)(huo)菱面體(ti)狀(zhuang)(zhuang),集合(he)體(ti)呈(cheng)(cheng)不(bu)規則(ze)粒(li)狀(zhuang)(zhuang)、致密塊狀(zhuang)(zhuang)或(huo)(huo)土狀(zhuang)(zhuang),晶(jing)簇常(chang)(chang)呈(cheng)(cheng)菱形雙晶(jing)體(ti)、大顆粒(li)單晶(jing)體(ti)。半透(tou)明或(huo)(huo)不(bu)透(tou)明,鮮紅、朱(zhu)紅、淺紅、暗紅色(se)(se)或(huo)(huo)條痕紅色(se)(se),有時表面帶(dai)鉛灰(hui)色(se)(se)的(de)(de)錆色(se)(se)。對光(guang)(guang)(guang)敏感,有很高的(de)(de)折射率,金屬光(guang)(guang)(guang)澤(ze)(ze)、金剛光(guang)(guang)(guang)澤(ze)(ze)或(huo)(huo)玻璃光(guang)(guang)(guang)澤(ze)(ze),摩氏硬度2~2.5,比重8.2,性脆;僅產(chan)于(yu)(yu)火山巖、熱泉沉積物、低溫熱液礦床、斷層(ceng)角礫白(bai)云巖晶(jing)洞中,常(chang)(chang)與(yu)石(shi)(shi)英(ying)、雄黃、雌(ci)黃、方解(jie)石(shi)(shi)、輝銻礦、黃鐵礦、白(bai)璽石(shi)(shi)等(deng)共生(sheng)。外生(sheng)成因的(de)(de)辰(chen)砂(sha)(sha)產(chan)于(yu)(yu)氧化(hua)帶(dai)的(de)(de)下部,由黑黝(you)銅礦分(fen)解(jie)而成。辰(chen)砂(sha)(sha)是(shi)分(fen)布最廣的(de)(de)汞(gong)礦物,產(chan)于(yu)(yu)我國的(de)(de)湖南(nan)、貴州、云南(nan)以及(ji)美(mei)國西(xi)部、西(xi)班牙、墨(mo)西(xi)哥產(chan)等(deng)地。辰(chen)砂(sha)(sha)晶(jing)體(ti)表面有時呈(cheng)(cheng)現鉛灰(hui)的(de)(de)錆色(se)(se),晶(jing)面為金剛光(guang)(guang)(guang)澤(ze)(ze),半透(tou)明至(zhi)不(bu)透(tou)明,性脆,摩斯硬度2至(zhi)2.5,相(xiang)對密度8至(zhi)8.2,不(bu)導電。含有辰(chen)砂(sha)(sha)條帶(dai)的(de)(de)地開石(shi)(shi),是(shi)中外馳名的(de)(de)雞血石(shi)(shi),為中國的(de)(de)著(zhu)名印(yin)章石(shi)(shi)之(zhi)一。
辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)(Cinnabar)系(xi)礦(kuang)(kuang)(kuang)物(wu)(wu)(wu)名(ming)(ming)稱(cheng)(cheng),以古(gu)辰(chen)(chen)州產地(di)命(ming)(ming)名(ming)(ming),且為(wei)全(quan)國(guo)(guo)科學技術名(ming)(ming)詞(ci)審定委(wei)員會公布的(de)定名(ming)(ming)。在中國(guo)(guo)歷(li)史中還出(chu)現了不(bu)少以地(di)方(fang)命(ming)(ming)名(ming)(ming)的(de)這種(zhong)(zhong)礦(kuang)(kuang)(kuang)物(wu)(wu)(wu),如錦砂(sha)(sha)(sha)(sha)(sha),是(shi)錦郡(jun)出(chu)產的(de),這是(shi)中國(guo)(guo)歷(li)史上(shang)的(de)一個物(wu)(wu)(wu)品(pin)稱(cheng)(cheng)謂(wei)的(de)習慣(guan)。只有(you)(you)辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)這一名(ming)(ming)稱(cheng)(cheng)被(bei)礦(kuang)(kuang)(kuang)界(jie)接(jie)受,并被(bei)正式命(ming)(ming)名(ming)(ming),全(quan)國(guo)(guo)通用。辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)又(you)稱(cheng)(cheng)朱(zhu)(zhu)砂(sha)(sha)(sha)(sha)(sha)、丹(dan)砂(sha)(sha)(sha)(sha)(sha),是(shi)人們根據其(qi)顏色(se)特征而(er)叫(jiao)起(qi)來的(de),尤其(qi)是(shi)國(guo)(guo)畫界(jie),朱(zhu)(zhu)砂(sha)(sha)(sha)(sha)(sha)的(de)名(ming)(ming)稱(cheng)(cheng)流傳至今。中國(guo)(guo)和日本(ben)有(you)(you)世界(jie)上(shang)最大的(de)辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)礦(kuang)(kuang)(kuang)床。辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)礦(kuang)(kuang)(kuang)是(shi)含汞(gong)的(de)主(zhu)要礦(kuang)(kuang)(kuang)物(wu)(wu)(wu),大紅(hong)色(se),金(jin)剛光澤(ze)至金(jin)屬光澤(ze)、呈致(zhi)密的(de)塊狀和半(ban)透明的(de)板狀或(huo)(huo)犬(quan)牙狀。辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)的(de)化學名(ming)(ming)稱(cheng)(cheng)是(shi)硫化汞(gong)(分子(zi)式α—HgS或(huo)(huo)HgS)。畫界(jie)把合成(cheng)的(de)硫化汞(gong)稱(cheng)(cheng)為(wei)銀朱(zhu)(zhu)(Vermilion,分子(zi)式α—HgS),有(you)(you)關煉丹(dan)術古(gu)籍中也(ye)稱(cheng)(cheng)其(qi)為(wei)靈(ling)砂(sha)(sha)(sha)(sha)(sha)。辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)屬六方(fang)晶(jing)系(xi),色(se)澤(ze)鮮艷。自然界(jie)中還有(you)(you)另一種(zhong)(zhong)黑(hei)(hei)(hei)色(se)硫化汞(gong)礦(kuang)(kuang)(kuang)物(wu)(wu)(wu),稱(cheng)(cheng)之為(wei)黑(hei)(hei)(hei)辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)(Metacinnabar,分子(zi)式β—HgS),與辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)互為(wei)同質異(yi)象,因時常混(hun)生,影(ying)響辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)品(pin)位。用升(sheng)(sheng)華的(de)方(fang)法提純混(hun)生礦(kuang)(kuang)(kuang)物(wu)(wu)(wu),升(sheng)(sheng)華后(hou)黑(hei)(hei)(hei)辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)重(zhong)結(jie)晶(jing)時變(bian)為(wei)辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha),這樣黑(hei)(hei)(hei)辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)就(jiu)不(bu)存在了,升(sheng)(sheng)華所得辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)色(se)澤(ze)純正、鮮艷。
辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)最早出(chu)(chu)(chu)現在(zai)(zai)新石(shi)器(qi)(qi)(qi)(qi)時(shi)代(dai)彩(cai)陶(tao)(tao)(tao)(tao)中(zhong)(zhong)(zhong)(zhong)(zhong)(zhong),如距今7000年(nian)左(zuo)右的(de)(de)甘肅秦(qin)安大(da)地(di)(di)(di)灣(wan)(wan)(wan)就有(you)(you)(you)(you)多處發(fa)(fa)現。馬清林等人分(fen)(fen)析研究之(zhi)(zhi)后(hou)指(zhi)出(chu)(chu)(chu),該遺(yi)(yi)址(zhi)四期二段(duan)(duan)紅(hong)(hong)(hong)色(se)(se)(se)彩(cai)繪(hui)灰陶(tao)(tao)(tao)(tao)甕(weng)口(kou)(kou)部(bu)紅(hong)(hong)(hong)色(se)(se)(se)顏(yan)(yan)(yan)(yan)料(liao)(liao)(樣號(hao):Q.D.F902④:20)和紅(hong)(hong)(hong)色(se)(se)(se)彩(cai)繪(hui)陶(tao)(tao)(tao)(tao)盆(pen)口(kou)(kou)沿部(bu)殘(can)片(pian)(pian)紅(hong)(hong)(hong)色(se)(se)(se)顏(yan)(yan)(yan)(yan)料(liao)(liao)(Q.D.T810③:37)均為(wei)辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)。大(da)地(di)(di)(di)灣(wan)(wan)(wan)九掘區(qu)發(fa)(fa)現紅(hong)(hong)(hong)、黑(hei)兩(liang)色(se)(se)(se)彩(cai)陶(tao)(tao)(tao)(tao)殘(can)片(pian)(pian),經分(fen)(fen)析,紅(hong)(hong)(hong)色(se)(se)(se)顏(yan)(yan)(yan)(yan)料(liao)(liao)為(wei)辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha),黑(hei)色(se)(se)(se)顏(yan)(yan)(yan)(yan)料(liao)(liao)為(wei)碳黑(hei),膠質為(wei)蠟質。在(zai)(zai)距今6600±300年(nian)的(de)(de)河(he)姆渡(du)村遺(yi)(yi)址(zhi)第三文化層中(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)發(fa)(fa)現漆碗,器(qi)(qi)(qi)(qi)壁(bi)外均有(you)(you)(you)(you)薄薄一層紅(hong)(hong)(hong)色(se)(se)(se)涂(tu)料(liao)(liao),色(se)(se)(se)澤鮮(xian)艷,微有(you)(you)(you)(you)光(guang)澤。專家推斷用(yong)(yong)(yong)(yong)(yong)(yong)了(le)(le)辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha),后(hou)經陳(chen)元(yuan)生先生鑒定確實(shi)是(shi)辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)。這些都是(shi)我(wo)國(guo)至今發(fa)(fa)現最早用(yong)(yong)(yong)(yong)(yong)(yong)辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)的(de)(de)例證。上(shang)述秦(qin)安大(da)地(di)(di)(di)灣(wan)(wan)(wan)和河(he)姆渡(du)南(nan)北兩(liang)地(di)(di)(di)的(de)(de)辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)使用(yong)(yong)(yong)(yong)(yong)(yong)事例,已(yi)充分(fen)(fen)證明我(wo)國(guo)先民在(zai)(zai)距今7000年(nian)左(zuo)右的(de)(de)新石(shi)器(qi)(qi)(qi)(qi)時(shi)代(dai),已(yi)在(zai)(zai)彩(cai)繪(hui)陶(tao)(tao)(tao)(tao)、木器(qi)(qi)(qi)(qi)使用(yong)(yong)(yong)(yong)(yong)(yong)了(le)(le)辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)。河(he)南(nan)靈(ling)寶西(xi)坡遺(yi)(yi)址(zhi)M27墓(mu)(mu)屬仰韶文化中(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)期晚段(duan)(duan)。墓(mu)(mu)中(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)兩(liang)件大(da)口(kou)(kou)缸上(shang)腹(fu)部(bu)均有(you)(you)(you)(you)紅(hong)(hong)(hong)色(se)(se)(se)彩(cai)帶(dai)(dai),帶(dai)(dai)上(shang)有(you)(you)(you)(you)加黑(hei)點(dian)的(de)(de)圖案。其中(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)一缸口(kou)(kou)唇部(bu)有(you)(you)(you)(you)朱(zhu)(zhu)砂(sha)(sha)(sha)(sha)(sha)痕跡。缸內填土(tu)(tu)(tu)中(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)有(you)(you)(you)(you)涂(tu)抹朱(zhu)(zhu)砂(sha)(sha)(sha)(sha)(sha)的(de)(de)細麻布碎塊。考古者(zhe)推斷“缸口(kou)(kou)原來用(yong)(yong)(yong)(yong)(yong)(yong)涂(tu)朱(zhu)(zhu)的(de)(de)麻布覆蓋” 。湖北枝(zhi)城市城背溪遺(yi)(yi)址(zhi)(系公(gong)元(yuan)前(qian)4400~3300年(nian))出(chu)(chu)(chu)土(tu)(tu)(tu)一件盤形陶(tao)(tao)(tao)(tao)器(qi)(qi)(qi)(qi),系涂(tu)了(le)(le)辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)的(de)(de)彩(cai)繪(hui)陶(tao)(tao)(tao)(tao);李士、秦(qin)廣雍在(zai)(zai)《現代(dai)實(shi)驗技術在(zai)(zai)考古學中(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)的(de)(de)應用(yong)(yong)(yong)(yong)(yong)(yong)》例舉了(le)(le)X-射(she)(she)線衍(yan)射(she)(she)分(fen)(fen)析,并(bing)指(zhi)出(chu)(chu)(chu)該古陶(tao)(tao)(tao)(tao)彩(cai)繪(hui)紅(hong)(hong)(hong)色(se)(se)(se)顏(yan)(yan)(yan)(yan)料(liao)(liao)為(wei)辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha),粉(fen)紅(hong)(hong)(hong)色(se)(se)(se)是(shi)辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)和方解石(shi)混(hun)合(he)物(wu)(wu)。青海樂(le)都柳灣(wan)(wan)(wan)原始社會(新石(shi)器(qi)(qi)(qi)(qi)時(shi)代(dai)中(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)晚期,約公(gong)元(yuan)前(qian)3000—公(gong)元(yuan)前(qian)2000年(nian))墓(mu)(mu)地(di)(di)(di)發(fa)(fa)現某尸骨(gu)之(zhi)(zhi)下(xia)撒(sa)有(you)(you)(you)(you)辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha);廣西(xi)花(hua)山(shan)巖(yan)畫距今三千(qian)余年(nian),工作者(zhe)在(zai)(zai)畫面中(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)取了(le)(le)四個樣品,均有(you)(you)(you)(you)辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha) ;良渚遺(yi)(yi)址(zhi)出(chu)(chu)(chu)土(tu)(tu)(tu)木器(qi)(qi)(qi)(qi)紅(hong)(hong)(hong)色(se)(se)(se)涂(tu)料(liao)(liao)中(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)的(de)(de)顏(yan)(yan)(yan)(yan)料(liao)(liao)是(shi)辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha);玉門火燒溝出(chu)(chu)(chu)土(tu)(tu)(tu)商(shang)末夏初紅(hong)(hong)(hong)色(se)(se)(se)顏(yan)(yan)(yan)(yan)料(liao)(liao)(甘肅省(sheng)博物(wu)(wu)館給出(chu)(chu)(chu)樣品編號(hao):紅(hong)(hong)(hong)YH M 84)筆者(zhe)用(yong)(yong)(yong)(yong)(yong)(yong)X-射(she)(she)線衍(yan)射(she)(she)譜分(fen)(fen)析,結果是(shi)辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)(HgS)和石(shi)英(α-SiO2)混(hun)合(he)物(wu)(wu)。距今4000余年(nian)的(de)(de)河(he)南(nan)偃師二里頭宮(gong)殿遺(yi)(yi)址(zhi)中(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)有(you)(you)(you)(you)用(yong)(yong)(yong)(yong)(yong)(yong)辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)繪(hui)制花(hua)紋(wen)的(de)(de)彩(cai)繪(hui)陶(tao)(tao)(tao)(tao)片(pian)(pian),玉器(qi)(qi)(qi)(qi)、銅器(qi)(qi)(qi)(qi)都裹在(zai)(zai)辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)里,還(huan)發(fa)(fa)現貯藏大(da)量辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)于(yu)三個坑(keng)中(zhong)(zhong)(zhong)(zhong)(zhong)(zhong),同時(shi)出(chu)(chu)(chu)土(tu)(tu)(tu)的(de)(de)龍紋(wen)陶(tao)(tao)(tao)(tao)器(qi)(qi)(qi)(qi)內壁(bi)涂(tu)了(le)(le)辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha),其量之(zhi)(zhi)大(da)證明公(gong)元(yuan)前(qian)2000年(nian)時(shi)那(nei)里使用(yong)(yong)(yong)(yong)(yong)(yong)辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)之(zhi)(zhi)盛況。殷墟五號(hao)墓(mu)(mu)出(chu)(chu)(chu)土(tu)(tu)(tu)研磨(mo)辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)工具(ju)及用(yong)(yong)(yong)(yong)(yong)(yong)辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)涂(tu)了(le)(le)的(de)(de)甲骨(gu)文刻字。山(shan)東長清仙(xian)人臺遺(yi)(yi)址(zhi)中(zhong)(zhong)(zhong)(zhong)(zhong)(zhong),有(you)(you)(you)(you)六座(zuo)周朝(chao)邿國(guo)貴旅墓(mu)(mu)均在(zai)(zai)棺底(di)鋪撒(sa)約2cm厚的(de)(de)辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)。河(he)北藁城縣臺西(xi)村商(shang)代(dai)中(zhong)(zhong)(zhong)(zhong)(zhong)(zhong)晚期遺(yi)(yi)址(zhi)出(chu)(chu)(chu)土(tu)(tu)(tu)朱(zhu)(zhu)紅(hong)(hong)(hong)地(di)(di)(di)漆器(qi)(qi)(qi)(qi),顏(yan)(yan)(yan)(yan)料(liao)(liao)是(shi)辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)。山(shan)東臨沂鳳凰(huang)嶺(ling)東周墓(mu)(mu)出(chu)(chu)(chu)土(tu)(tu)(tu)陶(tao)(tao)(tao)(tao)片(pian)(pian),彩(cai)繪(hui)顏(yan)(yan)(yan)(yan)料(liao)(liao)紅(hong)(hong)(hong)色(se)(se)(se)均為(wei)辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)。
我(wo)(wo)國汞礦(kuang)(kuang)(kuang)(kuang)資源豐富,累計探明儲量居世(shi)界第3位。古時辰(chen)(chen)(chen)砂(sha)(sha)因地名還叫(jiao)過巴砂(sha)(sha)、宜砂(sha)(sha)、階砂(sha)(sha)等(deng),宋代后,主要產(chan)銷市(shi)場(chang)在(zai)(zai)湖南辰(chen)(chen)(chen)州,又因顏(yan)色而叫(jiao)朱砂(sha)(sha)、丹(dan)砂(sha)(sha)、真朱、赤丹(dan)、丹(dan)粟(su)等(deng)。20世(shi)紀80年(nian)代,在(zai)(zai)我(wo)(wo)國貴州萬(wan)山汞礦(kuang)(kuang)(kuang)(kuang)巖屋坪礦(kuang)(kuang)(kuang)(kuang)區(qu)采到(dao)1顆(ke)矛(mao)頭狀(zhuang)穿插雙晶(jing)(jing)辰(chen)(chen)(chen)砂(sha)(sha),質純色艷(yan),形態完整,被命名為(wei)(wei)“辰(chen)(chen)(chen)砂(sha)(sha)王(wang)”,是我(wo)(wo)國1982年(nian)發行(xing)的(de)(de)(de)第一套礦(kuang)(kuang)(kuang)(kuang)物(wu)郵票中辰(chen)(chen)(chen)砂(sha)(sha)的(de)(de)(de)原(yuan)型。我(wo)(wo)國產(chan)出的(de)(de)(de)辰(chen)(chen)(chen)砂(sha)(sha)晶(jing)(jing)體形體完整,色澤(ze)鮮(xian)艷(yan),在(zai)(zai)國際(ji)市(shi)場(chang)上,5毫(hao)米(mi)至10毫(hao)米(mi)的(de)(de)(de)完整晶(jing)(jing)體售(shou)價(jia)達200美元(yuan),而讓(rang)世(shi)界礦(kuang)(kuang)(kuang)(kuang)物(wu)愛好者、收藏(zang)家動心的(de)(de)(de)是我(wo)(wo)國貴州產(chan)的(de)(de)(de)大于1英寸的(de)(de)(de)辰(chen)(chen)(chen)砂(sha)(sha)王(wang)族(zu)成員。20世(shi)紀90年(nian)代美國卡希(xi)爾(er)礦(kuang)(kuang)(kuang)(kuang)出產(chan)過1顆(ke)長1英寸的(de)(de)(de)辰(chen)(chen)(chen)砂(sha)(sha)晶(jing)(jing)體,估計重30克左(zuo)右(you),售(shou)價(jia)為(wei)(wei)1500美元(yuan),是西方世(shi)界之冠,此售(shou)價(jia)為(wei)(wei)辰(chen)(chen)(chen)砂(sha)(sha)晶(jing)(jing)體在(zai)(zai)國際(ji)市(shi)場(chang)的(de)(de)(de)價(jia)格奠定了基礎。辰(chen)(chen)(chen)砂(sha)(sha)王(wang)族(zu),就是以美國卡希(xi)爾(er)礦(kuang)(kuang)(kuang)(kuang)產(chan)的(de)(de)(de)辰(chen)(chen)(chen)砂(sha)(sha)晶(jing)(jing)體,即長25毫(hao)米(mi)、重30克為(wei)(wei)下限的(de)(de)(de)標(biao)準(zhun)辰(chen)(chen)(chen)砂(sha)(sha)晶(jing)(jing)體。決定辰(chen)(chen)(chen)砂(sha)(sha)晶(jing)(jing)體價(jia)格的(de)(de)(de)條件較多,但(dan)一般用晶(jing)(jing)體大小進(jin)行(xing)標(biao)定,其他(ta)用作價(jia)格天平上的(de)(de)(de)砝碼(ma)。晶(jing)(jing)形完整、棱角清晰(xi)、色澤(ze)鮮(xian)紅(hong)、透明度好的(de)(de)(de)給予加倍計算(suan)。
天然鬼仙朱(zhu)砂為粒(li)狀(zhuang)(zhuang)或(huo)塊狀(zhuang)(zhuang)集(ji)合(he)體,呈(cheng)大小不一(yi)的塊或(huo)細(xi)小穎粒(li)。塊較大者表面暗紅色(se),細(xi)小的片(pian)狀(zhuang)(zhuang)或(huo)粒(li)狀(zhuang)(zhuang)者表面鮮紅色(se),不規則薄片(pian)色(se)紅鮮艷(yan),光亮如鏡,觸之不染手,具金剛光澤,半(ban)透(tou)明。質脆,硬度2-2.5,比重8.09-8.20,條痕(hen)朱(zhu)紅色(se)至(zhi)褐紅色(se)。
合成(cheng)朱砂呈紫紅色不規則塊(kuai)狀或朱紅色粒(li)狀及粉末。不溶(rong)于強酸,能溶(rong)于硫化鈉和王水(shui)。
正品朱砂的理(li)化鑒別:①于(yu)閉口試管中加熱,變為(wei)黑色硫(liu)化泵;加碳酸鈉共熱,則變為(wei)金(jin)屬汞球(qiu)。②在開(kai)口管中燒(shao)之產生(sheng)二(er)氧化硫(liu)氣(qi)體及金(jin)屬汞球(qiu)。③細末(mo)用(yong)鹽酸浸濕(shi)后,里光潔的銅片(pian)上擦(ca)之,銅片(pian)表(biao)面(mian)顯(xian)銀(yin)白色。
偽品(pin)一:褚石(shi)為氧(yang)化(hua)物類礦(kuang)(kuang)石(shi)赤鐵(tie)礦(kuang)(kuang)。多粉碎成不(bu)規則小塊或粉末(mo),呈(cheng)暗紅(hong)棕色(se)(se)至棕紅(hong)色(se)(se),金屬光澤不(bu)明顯,質硬,硬度(du)5.5^-6,比(bi)重(zhong)較正(zheng)品(pin)小,為5^-5.3,條痕櫻紅(hong)色(se)(se)。摘石(shi)主要含三氧(yang)化(hua)二鐵(tie)(Fe2O3),能溶(rong)于(yu)強酸(suan),其粉末(mo)加(jia)鹽(yan)酸(suan)溶(rong)解(jie)后(hou)的(de)溶(rong)液(ye)(ye)加(jia)硫(liu)氰酸(suan)錢試(shi)液(ye)(ye)顯血(xue)紅(hong)色(se)(se),再加(jia)亞鐵(tie)氰化(hua)鉀(jia)試(shi)液(ye)(ye)生成藍色(se)(se)沉(chen)淀,再加(jia)2500氫(qing)氧(yang)化(hua)鈉試(shi)液(ye)(ye)沉(chen)淀變(bian)成棕色(se)(se)(Fe,十的(de)鑒別反(fan)應)。
偽品二:礦(kuang)渣、砂粒經染(ran)色(se)(se)而(er)成其(qi)與正(zheng)品朱(zhu)砂的主(zhu)要區別為(wei)呈暗紅色(se)(se),質輕,水(shui)洗可使水(shui)染(ran)色(se)(se),而(er)礦(kuang)渣、砂粒的紅色(se)(se)變(bian)淺或褪(tun)去(qu),無金(jin)屬光澤。理(li)化(hua)鑒別呈陰性。
偽品(pin)三:一種暗紅(hong)色(se)(se)礦(kuang)石(品(pin)種待定)呈(cheng)不(bu)規則塊狀,暗紅(hong)色(se)(se),略有光澤,比(bi)重較(jiao)正品(pin)小,斷面略呈(cheng)纖維狀,較(jiao)正品(pin)易(yi)碎,不(bu)溶(rong)(rong)于(yu)水,部(bu)分能溶(rong)(rong)于(yu)強(qiang)酸。理化鑒別呈(cheng)陰性。
摻(chan)偽(wei)品(pin):朱砂的摻(chan)偽(wei)品(pin)主要有(you)兩類(lei)。一(yi)類(lei)是摻(chan)有(you)儲石、紅土或染色礦渣,一(yi)般色澤不均勻,水洗去色,顆粒(li)間比重差異大。另一(yi)類(lei)中摻(chan)有(you)鐵等金屬異物粉粒(li),可用(yong)磁鐵吸附,加(jia)稀(xi)酸(suan)有(you)氣(qi)體產生。