中(zhong)(zhong)國是世界上(shang)出(chu)產(chan)鬼仙辰(chen)砂(sha)最(zui)多(duo)的(de)(de)國家之一(yi)。主要(yao)產(chan)地(di)是貴州東部(bu)和(he)湖(hu)南西部(bu),以(yi)質好量大而(er)出(chu)名。產(chan)出(chu)的(de)(de)礦砂(sha)多(duo)數(shu)運到湖(hu)南西部(bu)的(de)(de)辰(chen)溪,再(zai)轉(zhuan)銷全國各地(di),辰(chen)溪成為(wei)當時辰(chen)砂(sha)主要(yao)的(de)(de)集(ji)散地(di),“辰(chen)砂(sha)”一(yi)名也由此而(er)來。世界上(shang)最(zui)大的(de)(de)辰(chen)砂(sha)晶體(ti)是“辰(chen)砂(sha)王(wang)”,1980年(nian)在貴州東部(bu)萬(wan)山汞(gong)礦區發現。長(chang)10.8厘米,寬4.4厘米,高(gao)4.2厘米,凈重(zhong)237克(ke)。現收藏于中(zhong)(zhong)國北京地(di)質博物館。
大自然的(de)(de)(de)(de)(de)造化(hua)瑰麗(li)(li)而神(shen)奇(qi)。各種造型奇(qi)特、色(se)(se)彩美麗(li)(li)、產量(liang)稀少(shao)的(de)(de)(de)(de)(de)礦(kuang)(kuang)物(wu)(wu)單晶(jing)(jing)(jing)體(ti)(ti)、連晶(jing)(jing)(jing)體(ti)(ti)和晶(jing)(jing)(jing)簇,既是(shi)寶貴的(de)(de)(de)(de)(de)礦(kuang)(kuang)物(wu)(wu)原(yuan)料(liao)(liao),又是(shi)含蓄(xu)質樸,美麗(li)(li)天(tian)成(cheng)(cheng)的(de)(de)(de)(de)(de)觀賞石,它們是(shi)大自然給人類的(de)(de)(de)(de)(de)慷慨的(de)(de)(de)(de)(de)饋贈(zeng)。辰(chen)砂(sha)(sha)又被稱作為(wei)(wei)“朱(zhu)砂(sha)(sha)”,它是(shi)一(yi)種棕紅色(se)(se),色(se)(se)彩鮮艷的(de)(de)(de)(de)(de)彩石。新石器時(shi)代的(de)(de)(de)(de)(de)先民(min)就曾(ceng)經應用辰(chen)砂(sha)(sha)做顏料(liao)(liao)。辰(chen)砂(sha)(sha)的(de)(de)(de)(de)(de)主要化(hua)學成(cheng)(cheng)分是(shi)硫(liu)化(hua)汞,在我國的(de)(de)(de)(de)(de)湖南、貴州、四川等地都(dou)有出產。辰(chen)砂(sha)(sha)的(de)(de)(de)(de)(de)晶(jing)(jing)(jing)體(ti)(ti)呈板狀或菱面體(ti)(ti)狀,它的(de)(de)(de)(de)(de)集合體(ti)(ti)成(cheng)(cheng)粒(li)狀或塊(kuai)狀。純(chun)凈的(de)(de)(de)(de)(de)辰(chen)砂(sha)(sha)具有金屬光澤。有時(shi)表面會因覆蓋氧(yang)化(hua)薄膜(mo)而呈鉛灰色(se)(se)。辰(chen)砂(sha)(sha)的(de)(de)(de)(de)(de)密度比(bi)較大,和銀(yin)相(xiang)仿,只出產在低(di)溫熱液的(de)(de)(de)(de)(de)礦(kuang)(kuang)床中,常與(yu)輝銻礦(kuang)(kuang)共生。辰(chen)砂(sha)(sha)是(shi)提煉(lian)汞的(de)(de)(de)(de)(de)最(zui)主要的(de)(de)(de)(de)(de)礦(kuang)(kuang)物(wu)(wu)原(yuan)料(liao)(liao)。中醫利用辰(chen)砂(sha)(sha)作為(wei)(wei)安神(shen)、定驚的(de)(de)(de)(de)(de)藥物(wu)(wu);辰(chen)砂(sha)(sha)的(de)(de)(de)(de)(de)單晶(jing)(jing)(jing)可以作為(wei)(wei)激(ji)光調制晶(jing)(jing)(jing)體(ti)(ti),是(shi)現代激(ji)光技術的(de)(de)(de)(de)(de)關鍵材料(liao)(liao)之一(yi)。
辰(chen)砂(sha)化(hua)(hua)學成分(fen)為硫(liu)化(hua)(hua)汞(gong),含(han)Hg86.2%,常(chang)含(han)有(you)(you)粘土、氧化(hua)(hua)鐵、地瀝(li)青(qing)等(deng)雜質。溶(rong)于鹽酸,并(bing)產生(sheng)帶(dai)臭雞蛋(dan)味的(de)(de)(de)(de)硫(liu)化(hua)(hua)氫。 [2] 三方晶(jing)系(xi),晶(jing)體(ti)呈板狀(zhuang)(zhuang)或(huo)(huo)菱面體(ti)狀(zhuang)(zhuang),集合體(ti)呈不(bu)(bu)規則(ze)粒(li)狀(zhuang)(zhuang)、致密(mi)塊狀(zhuang)(zhuang)或(huo)(huo)土狀(zhuang)(zhuang),晶(jing)簇常(chang)呈菱形雙晶(jing)體(ti)、大顆粒(li)單晶(jing)體(ti)。半透明(ming)(ming)或(huo)(huo)不(bu)(bu)透明(ming)(ming),鮮紅、朱(zhu)紅、淺(qian)紅、暗紅色(se)或(huo)(huo)條痕紅色(se),有(you)(you)時表面帶(dai)鉛(qian)灰(hui)色(se)的(de)(de)(de)(de)錆(qing)色(se)。對光敏感(gan),有(you)(you)很高的(de)(de)(de)(de)折射率(lv),金屬光澤、金剛光澤或(huo)(huo)玻璃(li)光澤,摩(mo)氏硬(ying)(ying)度2~2.5,比重(zhong)8.2,性脆(cui);僅產于火山巖(yan)、熱(re)泉(quan)沉積物(wu)、低(di)溫熱(re)液礦(kuang)床、斷層角礫白(bai)云巖(yan)晶(jing)洞中,常(chang)與石(shi)英、雄黃、雌(ci)黃、方解(jie)石(shi)、輝銻礦(kuang)、黃鐵礦(kuang)、白(bai)璽石(shi)等(deng)共生(sheng)。外(wai)生(sheng)成因的(de)(de)(de)(de)辰(chen)砂(sha)產于氧化(hua)(hua)帶(dai)的(de)(de)(de)(de)下部,由黑黝銅礦(kuang)分(fen)解(jie)而成。辰(chen)砂(sha)是(shi)分(fen)布最(zui)廣(guang)的(de)(de)(de)(de)汞(gong)礦(kuang)物(wu),產于我(wo)國(guo)(guo)的(de)(de)(de)(de)湖南、貴州、云南以(yi)及美國(guo)(guo)西(xi)部、西(xi)班牙(ya)、墨西(xi)哥產等(deng)地。辰(chen)砂(sha)晶(jing)體(ti)表面有(you)(you)時呈現(xian)鉛(qian)灰(hui)的(de)(de)(de)(de)錆(qing)色(se),晶(jing)面為金剛光澤,半透明(ming)(ming)至不(bu)(bu)透明(ming)(ming),性脆(cui),摩(mo)斯硬(ying)(ying)度2至2.5,相對密(mi)度8至8.2,不(bu)(bu)導電。含(han)有(you)(you)辰(chen)砂(sha)條帶(dai)的(de)(de)(de)(de)地開石(shi),是(shi)中外(wai)馳名的(de)(de)(de)(de)雞血石(shi),為中國(guo)(guo)的(de)(de)(de)(de)著(zhu)名印章石(shi)之一(yi)。
辰(chen)(chen)砂(sha)(sha)(sha)(Cinnabar)系(xi)礦(kuang)物(wu)名(ming)(ming)稱,以古辰(chen)(chen)州產地(di)命(ming)名(ming)(ming),且為全國科學技術(shu)名(ming)(ming)詞審(shen)定委員會(hui)公布的(de)(de)(de)定名(ming)(ming)。在中(zhong)(zhong)國歷史中(zhong)(zhong)還(huan)出(chu)現了(le)不少以地(di)方命(ming)名(ming)(ming)的(de)(de)(de)這(zhe)(zhe)種(zhong)礦(kuang)物(wu),如(ru)錦砂(sha)(sha)(sha),是(shi)(shi)錦郡出(chu)產的(de)(de)(de),這(zhe)(zhe)是(shi)(shi)中(zhong)(zhong)國歷史上(shang)的(de)(de)(de)一個物(wu)品稱謂(wei)的(de)(de)(de)習慣。只有(you)辰(chen)(chen)砂(sha)(sha)(sha)這(zhe)(zhe)一名(ming)(ming)稱被(bei)礦(kuang)界(jie)接受,并被(bei)正式(shi)命(ming)名(ming)(ming),全國通(tong)用。辰(chen)(chen)砂(sha)(sha)(sha)又稱朱砂(sha)(sha)(sha)、丹(dan)砂(sha)(sha)(sha),是(shi)(shi)人們根(gen)據其顏色(se)(se)(se)(se)特征而(er)叫起來的(de)(de)(de),尤其是(shi)(shi)國畫界(jie),朱砂(sha)(sha)(sha)的(de)(de)(de)名(ming)(ming)稱流傳至今。中(zhong)(zhong)國和日本有(you)世(shi)界(jie)上(shang)最大(da)的(de)(de)(de)辰(chen)(chen)砂(sha)(sha)(sha)礦(kuang)床。辰(chen)(chen)砂(sha)(sha)(sha)礦(kuang)是(shi)(shi)含汞的(de)(de)(de)主要礦(kuang)物(wu),大(da)紅(hong)色(se)(se)(se)(se),金剛光澤至金屬光澤、呈(cheng)致(zhi)密的(de)(de)(de)塊狀和半(ban)透明的(de)(de)(de)板(ban)狀或犬牙狀。辰(chen)(chen)砂(sha)(sha)(sha)的(de)(de)(de)化(hua)學名(ming)(ming)稱是(shi)(shi)硫(liu)化(hua)汞(分(fen)子(zi)式(shi)α—HgS或HgS)。畫界(jie)把(ba)合成(cheng)的(de)(de)(de)硫(liu)化(hua)汞稱為銀朱(Vermilion,分(fen)子(zi)式(shi)α—HgS),有(you)關煉丹(dan)術(shu)古籍中(zhong)(zhong)也稱其為靈砂(sha)(sha)(sha)。辰(chen)(chen)砂(sha)(sha)(sha)屬六(liu)方晶(jing)系(xi),色(se)(se)(se)(se)澤鮮(xian)艷(yan)。自(zi)然界(jie)中(zhong)(zhong)還(huan)有(you)另一種(zhong)黑(hei)(hei)色(se)(se)(se)(se)硫(liu)化(hua)汞礦(kuang)物(wu),稱之為黑(hei)(hei)辰(chen)(chen)砂(sha)(sha)(sha)(Metacinnabar,分(fen)子(zi)式(shi)β—HgS),與辰(chen)(chen)砂(sha)(sha)(sha)互為同(tong)質異象,因時常(chang)混生(sheng),影(ying)響辰(chen)(chen)砂(sha)(sha)(sha)品位。用升華(hua)的(de)(de)(de)方法提純(chun)(chun)混生(sheng)礦(kuang)物(wu),升華(hua)后黑(hei)(hei)辰(chen)(chen)砂(sha)(sha)(sha)重結(jie)晶(jing)時變(bian)為辰(chen)(chen)砂(sha)(sha)(sha),這(zhe)(zhe)樣黑(hei)(hei)辰(chen)(chen)砂(sha)(sha)(sha)就不存在了(le),升華(hua)所得辰(chen)(chen)砂(sha)(sha)(sha)色(se)(se)(se)(se)澤純(chun)(chun)正、鮮(xian)艷(yan)。
辰(chen)(chen)(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)(sha)(sha)最早(zao)出(chu)(chu)(chu)現(xian)(xian)在(zai)新(xin)石(shi)(shi)器(qi)時(shi)代彩(cai)(cai)陶(tao)(tao)(tao)中(zhong)(zhong)(zhong),如(ru)距(ju)今(jin)7000年(nian)(nian)(nian)左右的(de)(de)(de)(de)甘肅秦(qin)安大地(di)(di)灣就有(you)(you)多處發(fa)現(xian)(xian)。馬(ma)清(qing)林等人分(fen)析研(yan)究之(zhi)后指(zhi)出(chu)(chu)(chu),該遺(yi)(yi)址(zhi)四期二段(duan)紅(hong)(hong)(hong)(hong)色(se)(se)(se)彩(cai)(cai)繪(hui)灰陶(tao)(tao)(tao)甕(weng)口(kou)(kou)(kou)部紅(hong)(hong)(hong)(hong)色(se)(se)(se)顏(yan)(yan)料(liao)(liao)(樣(yang)(yang)號:Q.D.F902④:20)和(he)紅(hong)(hong)(hong)(hong)色(se)(se)(se)彩(cai)(cai)繪(hui)陶(tao)(tao)(tao)盆口(kou)(kou)(kou)沿部殘片(pian)紅(hong)(hong)(hong)(hong)色(se)(se)(se)顏(yan)(yan)料(liao)(liao)(Q.D.T810③:37)均(jun)(jun)(jun)為(wei)辰(chen)(chen)(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)(sha)(sha)。大地(di)(di)灣九掘區發(fa)現(xian)(xian)紅(hong)(hong)(hong)(hong)、黑兩色(se)(se)(se)彩(cai)(cai)陶(tao)(tao)(tao)殘片(pian),經(jing)分(fen)析,紅(hong)(hong)(hong)(hong)色(se)(se)(se)顏(yan)(yan)料(liao)(liao)為(wei)辰(chen)(chen)(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)(sha)(sha),黑色(se)(se)(se)顏(yan)(yan)料(liao)(liao)為(wei)碳黑,膠(jiao)質為(wei)蠟質。在(zai)距(ju)今(jin)6600±300年(nian)(nian)(nian)的(de)(de)(de)(de)河(he)(he)姆(mu)渡村(cun)遺(yi)(yi)址(zhi)第三(san)文化層中(zhong)(zhong)(zhong)發(fa)現(xian)(xian)漆(qi)碗,器(qi)壁外(wai)均(jun)(jun)(jun)有(you)(you)薄薄一(yi)層紅(hong)(hong)(hong)(hong)色(se)(se)(se)涂(tu)料(liao)(liao),色(se)(se)(se)澤(ze)鮮艷(yan),微有(you)(you)光澤(ze)。專家推(tui)斷(duan)用(yong)(yong)了(le)(le)(le)辰(chen)(chen)(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)(sha)(sha),后經(jing)陳元生(sheng)先(xian)生(sheng)鑒定(ding)確(que)實(shi)(shi)是(shi)(shi)辰(chen)(chen)(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)(sha)(sha)。這些都(dou)是(shi)(shi)我(wo)國至(zhi)今(jin)發(fa)現(xian)(xian)最早(zao)用(yong)(yong)辰(chen)(chen)(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)(sha)(sha)的(de)(de)(de)(de)例證(zheng)(zheng)。上述秦(qin)安大地(di)(di)灣和(he)河(he)(he)姆(mu)渡南(nan)(nan)北(bei)(bei)兩地(di)(di)的(de)(de)(de)(de)辰(chen)(chen)(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)(sha)(sha)使(shi)用(yong)(yong)事例,已(yi)充分(fen)證(zheng)(zheng)明(ming)我(wo)國先(xian)民在(zai)距(ju)今(jin)7000年(nian)(nian)(nian)左右的(de)(de)(de)(de)新(xin)石(shi)(shi)器(qi)時(shi)代,已(yi)在(zai)彩(cai)(cai)繪(hui)陶(tao)(tao)(tao)、木(mu)器(qi)使(shi)用(yong)(yong)了(le)(le)(le)辰(chen)(chen)(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)(sha)(sha)。河(he)(he)南(nan)(nan)靈寶(bao)西坡遺(yi)(yi)址(zhi)M27墓屬仰韶(shao)文化中(zhong)(zhong)(zhong)期晚(wan)段(duan)。墓中(zhong)(zhong)(zhong)兩件(jian)(jian)大口(kou)(kou)(kou)缸(gang)(gang)(gang)上腹部均(jun)(jun)(jun)有(you)(you)紅(hong)(hong)(hong)(hong)色(se)(se)(se)彩(cai)(cai)帶(dai),帶(dai)上有(you)(you)加(jia)黑點(dian)的(de)(de)(de)(de)圖(tu)案(an)。其中(zhong)(zhong)(zhong)一(yi)缸(gang)(gang)(gang)口(kou)(kou)(kou)唇部有(you)(you)朱砂(sha)(sha)(sha)(sha)(sha)(sha)(sha)痕跡。缸(gang)(gang)(gang)內填土(tu)(tu)(tu)中(zhong)(zhong)(zhong)有(you)(you)涂(tu)抹(mo)朱砂(sha)(sha)(sha)(sha)(sha)(sha)(sha)的(de)(de)(de)(de)細麻(ma)布碎塊。考古(gu)者推(tui)斷(duan)“缸(gang)(gang)(gang)口(kou)(kou)(kou)原來用(yong)(yong)涂(tu)朱的(de)(de)(de)(de)麻(ma)布覆蓋” 。湖北(bei)(bei)枝城市(shi)城背溪遺(yi)(yi)址(zhi)(系公(gong)(gong)元前(qian)4400~3300年(nian)(nian)(nian))出(chu)(chu)(chu)土(tu)(tu)(tu)一(yi)件(jian)(jian)盤形陶(tao)(tao)(tao)器(qi),系涂(tu)了(le)(le)(le)辰(chen)(chen)(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)(sha)(sha)的(de)(de)(de)(de)彩(cai)(cai)繪(hui)陶(tao)(tao)(tao);李士、秦(qin)廣雍在(zai)《現(xian)(xian)代實(shi)(shi)驗技術在(zai)考古(gu)學(xue)中(zhong)(zhong)(zhong)的(de)(de)(de)(de)應用(yong)(yong)》例舉了(le)(le)(le)X-射線衍射分(fen)析,并指(zhi)出(chu)(chu)(chu)該古(gu)陶(tao)(tao)(tao)彩(cai)(cai)繪(hui)紅(hong)(hong)(hong)(hong)色(se)(se)(se)顏(yan)(yan)料(liao)(liao)為(wei)辰(chen)(chen)(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)(sha)(sha),粉紅(hong)(hong)(hong)(hong)色(se)(se)(se)是(shi)(shi)辰(chen)(chen)(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)(sha)(sha)和(he)方解石(shi)(shi)混(hun)合(he)物。青海(hai)樂都(dou)柳灣原始社會(hui)(新(xin)石(shi)(shi)器(qi)時(shi)代中(zhong)(zhong)(zhong)晚(wan)期,約(yue)公(gong)(gong)元前(qian)3000—公(gong)(gong)元前(qian)2000年(nian)(nian)(nian))墓地(di)(di)發(fa)現(xian)(xian)某尸(shi)骨之(zhi)下(xia)撒有(you)(you)辰(chen)(chen)(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)(sha)(sha);廣西花山巖(yan)畫(hua)距(ju)今(jin)三(san)千余年(nian)(nian)(nian),工作者在(zai)畫(hua)面中(zhong)(zhong)(zhong)取(qu)了(le)(le)(le)四個樣(yang)(yang)品,均(jun)(jun)(jun)有(you)(you)辰(chen)(chen)(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)(sha)(sha) ;良渚遺(yi)(yi)址(zhi)出(chu)(chu)(chu)土(tu)(tu)(tu)木(mu)器(qi)紅(hong)(hong)(hong)(hong)色(se)(se)(se)涂(tu)料(liao)(liao)中(zhong)(zhong)(zhong)的(de)(de)(de)(de)顏(yan)(yan)料(liao)(liao)是(shi)(shi)辰(chen)(chen)(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)(sha)(sha);玉(yu)門火燒溝出(chu)(chu)(chu)土(tu)(tu)(tu)商末夏初(chu)紅(hong)(hong)(hong)(hong)色(se)(se)(se)顏(yan)(yan)料(liao)(liao)(甘肅省博(bo)物館(guan)給出(chu)(chu)(chu)樣(yang)(yang)品編號:紅(hong)(hong)(hong)(hong)YH M 84)筆者用(yong)(yong)X-射線衍射譜分(fen)析,結果是(shi)(shi)辰(chen)(chen)(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)(sha)(sha)(HgS)和(he)石(shi)(shi)英(α-SiO2)混(hun)合(he)物。距(ju)今(jin)4000余年(nian)(nian)(nian)的(de)(de)(de)(de)河(he)(he)南(nan)(nan)偃(yan)師二里(li)頭宮(gong)殿遺(yi)(yi)址(zhi)中(zhong)(zhong)(zhong)有(you)(you)用(yong)(yong)辰(chen)(chen)(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)(sha)(sha)繪(hui)制花紋的(de)(de)(de)(de)彩(cai)(cai)繪(hui)陶(tao)(tao)(tao)片(pian),玉(yu)器(qi)、銅器(qi)都(dou)裹(guo)在(zai)辰(chen)(chen)(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)(sha)(sha)里(li),還(huan)發(fa)現(xian)(xian)貯(zhu)藏大量(liang)辰(chen)(chen)(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)(sha)(sha)于三(san)個坑中(zhong)(zhong)(zhong),同時(shi)出(chu)(chu)(chu)土(tu)(tu)(tu)的(de)(de)(de)(de)龍(long)紋陶(tao)(tao)(tao)器(qi)內壁涂(tu)了(le)(le)(le)辰(chen)(chen)(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)(sha)(sha),其量(liang)之(zhi)大證(zheng)(zheng)明(ming)公(gong)(gong)元前(qian)2000年(nian)(nian)(nian)時(shi)那里(li)使(shi)用(yong)(yong)辰(chen)(chen)(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)(sha)(sha)之(zhi)盛(sheng)況。殷墟五號墓出(chu)(chu)(chu)土(tu)(tu)(tu)研(yan)磨辰(chen)(chen)(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)(sha)(sha)工具(ju)及用(yong)(yong)辰(chen)(chen)(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)(sha)(sha)涂(tu)了(le)(le)(le)的(de)(de)(de)(de)甲骨文刻字(zi)。山東(dong)長清(qing)仙人臺遺(yi)(yi)址(zhi)中(zhong)(zhong)(zhong),有(you)(you)六座(zuo)周(zhou)朝邿國貴(gui)旅墓均(jun)(jun)(jun)在(zai)棺底鋪撒約(yue)2cm厚的(de)(de)(de)(de)辰(chen)(chen)(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)(sha)(sha)。河(he)(he)北(bei)(bei)藁城縣(xian)臺西村(cun)商代中(zhong)(zhong)(zhong)晚(wan)期遺(yi)(yi)址(zhi)出(chu)(chu)(chu)土(tu)(tu)(tu)朱紅(hong)(hong)(hong)(hong)地(di)(di)漆(qi)器(qi),顏(yan)(yan)料(liao)(liao)是(shi)(shi)辰(chen)(chen)(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)(sha)(sha)。山東(dong)臨(lin)沂(yi)鳳凰嶺東(dong)周(zhou)墓出(chu)(chu)(chu)土(tu)(tu)(tu)陶(tao)(tao)(tao)片(pian),彩(cai)(cai)繪(hui)顏(yan)(yan)料(liao)(liao)紅(hong)(hong)(hong)(hong)色(se)(se)(se)均(jun)(jun)(jun)為(wei)辰(chen)(chen)(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)(sha)(sha)。
我國汞(gong)礦(kuang)(kuang)資(zi)源豐富,累計(ji)探明(ming)儲量居世界(jie)第3位(wei)。古時(shi)辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)(sha)(sha)因地名還叫過巴砂(sha)(sha)(sha)(sha)(sha)(sha)(sha)、宜砂(sha)(sha)(sha)(sha)(sha)(sha)(sha)、階砂(sha)(sha)(sha)(sha)(sha)(sha)(sha)等(deng)(deng),宋代(dai)后,主要產銷市場(chang)(chang)在(zai)(zai)湖(hu)南辰(chen)(chen)州(zhou),又因顏色(se)而(er)叫朱(zhu)砂(sha)(sha)(sha)(sha)(sha)(sha)(sha)、丹砂(sha)(sha)(sha)(sha)(sha)(sha)(sha)、真朱(zhu)、赤丹、丹粟(su)等(deng)(deng)。20世紀(ji)80年代(dai),在(zai)(zai)我國貴州(zhou)萬山汞(gong)礦(kuang)(kuang)巖屋(wu)坪礦(kuang)(kuang)區(qu)采到1顆矛頭狀穿(chuan)插(cha)雙晶(jing)(jing)(jing)辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)(sha)(sha),質純色(se)艷(yan),形(xing)態完整(zheng),被(bei)命名為(wei)“辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)(sha)(sha)王”,是我國1982年發行(xing)(xing)的(de)第一套礦(kuang)(kuang)物郵票中辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)(sha)(sha)的(de)原型。我國產出的(de)辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)(sha)(sha)晶(jing)(jing)(jing)體(ti)(ti)形(xing)體(ti)(ti)完整(zheng),色(se)澤鮮(xian)艷(yan),在(zai)(zai)國際市場(chang)(chang)上,5毫米至10毫米的(de)完整(zheng)晶(jing)(jing)(jing)體(ti)(ti)售價(jia)(jia)達200美元,而(er)讓世界(jie)礦(kuang)(kuang)物愛好(hao)者(zhe)、收(shou)藏家(jia)動心的(de)是我國貴州(zhou)產的(de)大于(yu)1英寸的(de)辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)(sha)(sha)王族成(cheng)員。20世紀(ji)90年代(dai)美國卡希爾(er)(er)礦(kuang)(kuang)出產過1顆長1英寸的(de)辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)(sha)(sha)晶(jing)(jing)(jing)體(ti)(ti),估計(ji)重30克左右(you),售價(jia)(jia)為(wei)1500美元,是西(xi)方(fang)世界(jie)之冠,此售價(jia)(jia)為(wei)辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)(sha)(sha)晶(jing)(jing)(jing)體(ti)(ti)在(zai)(zai)國際市場(chang)(chang)的(de)價(jia)(jia)格(ge)奠定了基(ji)礎。辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)(sha)(sha)王族,就是以美國卡希爾(er)(er)礦(kuang)(kuang)產的(de)辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)(sha)(sha)晶(jing)(jing)(jing)體(ti)(ti),即(ji)長25毫米、重30克為(wei)下限的(de)標(biao)準辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)(sha)(sha)晶(jing)(jing)(jing)體(ti)(ti)。決定辰(chen)(chen)砂(sha)(sha)(sha)(sha)(sha)(sha)(sha)晶(jing)(jing)(jing)體(ti)(ti)價(jia)(jia)格(ge)的(de)條件較多,但一般用晶(jing)(jing)(jing)體(ti)(ti)大小進行(xing)(xing)標(biao)定,其他用作價(jia)(jia)格(ge)天平上的(de)砝碼。晶(jing)(jing)(jing)形(xing)完整(zheng)、棱角(jiao)清晰、色(se)澤鮮(xian)紅(hong)、透明(ming)度(du)好(hao)的(de)給予加倍(bei)計(ji)算。
天然鬼仙(xian)朱砂(sha)為粒(li)狀(zhuang)(zhuang)或(huo)塊(kuai)狀(zhuang)(zhuang)集合體,呈大小不(bu)一的塊(kuai)或(huo)細小穎粒(li)。塊(kuai)較(jiao)大者(zhe)表面暗(an)紅色(se),細小的片狀(zhuang)(zhuang)或(huo)粒(li)狀(zhuang)(zhuang)者(zhe)表面鮮紅色(se),不(bu)規則薄(bo)片色(se)紅鮮艷,光亮如鏡,觸之不(bu)染手(shou),具金剛光澤,半透明。質脆,硬度2-2.5,比(bi)重8.09-8.20,條痕朱紅色(se)至褐紅色(se)。
合成(cheng)朱砂(sha)呈(cheng)紫紅色(se)不規則塊狀或朱紅色(se)粒狀及粉末。不溶于強酸,能溶于硫(liu)化鈉和王水。
正品朱砂的理化鑒別:①于閉口(kou)試管中(zhong)加(jia)熱,變(bian)為黑色(se)硫(liu)化泵;加(jia)碳(tan)酸鈉共熱,則變(bian)為金屬汞球。②在開口(kou)管中(zhong)燒之產生二氧化硫(liu)氣(qi)體(ti)及金屬汞球。③細(xi)末用鹽酸浸(jin)濕(shi)后,里光(guang)潔的銅片上擦之,銅片表面顯銀(yin)白色(se)。
偽品一:褚石為氧(yang)化(hua)物類礦石赤鐵(tie)礦。多粉(fen)碎成不規(gui)則小塊或粉(fen)末(mo),呈暗紅棕色(se)至棕紅色(se),金屬(shu)光(guang)澤不明顯,質硬,硬度(du)5.5^-6,比重較正品小,為5^-5.3,條(tiao)痕櫻紅色(se)。摘石主要(yao)含(han)三(san)氧(yang)化(hua)二鐵(tie)(Fe2O3),能溶(rong)(rong)于強(qiang)酸(suan),其粉(fen)末(mo)加鹽酸(suan)溶(rong)(rong)解后(hou)的溶(rong)(rong)液加硫氰酸(suan)錢(qian)試液顯血(xue)紅色(se),再(zai)加亞鐵(tie)氰化(hua)鉀試液生成藍色(se)沉淀,再(zai)加2500氫氧(yang)化(hua)鈉試液沉淀變成棕色(se)(Fe,十的鑒別反(fan)應)。
偽(wei)品(pin)二:礦渣(zha)、砂(sha)粒經染(ran)色而(er)成(cheng)其與(yu)正品(pin)朱(zhu)砂(sha)的主要區別(bie)為呈(cheng)暗紅色,質(zhi)輕,水洗可使水染(ran)色,而(er)礦渣(zha)、砂(sha)粒的紅色變(bian)淺(qian)或褪去,無金屬光澤。理化鑒別(bie)呈(cheng)陰性。
偽品(pin)三:一種暗(an)紅色(se)礦(kuang)石(shi)(品(pin)種待定(ding))呈不規則塊(kuai)狀(zhuang),暗(an)紅色(se),略有(you)光澤,比重較正品(pin)小,斷面略呈纖維狀(zhuang),較正品(pin)易碎(sui),不溶于(yu)水,部分(fen)能(neng)溶于(yu)強酸。理化鑒別呈陰性(xing)。
摻(chan)(chan)偽(wei)品:朱砂的摻(chan)(chan)偽(wei)品主要有(you)(you)兩類(lei)。一(yi)類(lei)是摻(chan)(chan)有(you)(you)儲石、紅土或染(ran)色(se)礦(kuang)渣,一(yi)般(ban)色(se)澤不均勻,水洗去色(se),顆粒間比重差異(yi)大。另一(yi)類(lei)中摻(chan)(chan)有(you)(you)鐵(tie)等金屬異(yi)物(wu)粉粒,可用磁鐵(tie)吸附,加稀酸(suan)有(you)(you)氣體產(chan)生。