三坐(zuo)標(biao)測量用(yong)(yong)花(hua)崗(gang)(gang)(gang)(gang)(gang)石(shi)(shi)(shi)(shi)平(ping)(ping)臺(tai)，采用(yong)(yong)優(you)質(zhi)(zhi)濟南(nan)青石(shi)(shi)(shi)(shi)料經機(ji)(ji)械加(jia)工(gong)(gong)(gong)和(he)(he)手工(gong)(gong)(gong)精(jing)磨(mo)制成(cheng)(cheng)。黑(hei)色(se)(se)光(guang)澤、結構精(jing)密，質(zhi)(zhi)地均勻(yun)，穩(wen)定(ding)性(xing)(xing)好，強度大(da)(da)(da)，硬(ying)度高，能在重負(fu)荷及(ji)一(yi)般溫底下(xia)保(bao)持高精(jing)度，并且具有(you)不(bu)(bu)生(sheng)(sheng)銹，耐(nai)酸(suan)(suan)(suan)堿，耐(nai)磨(mo)性(xing)(xing)，不(bu)(bu)磁化(hua)(hua)、不(bu)(bu)變型等(deng)(deng)優(you)點。三坐(zuo)標(biao)測量用(yong)(yong)花(hua)崗(gang)(gang)(gang)(gang)(gang)石(shi)(shi)(shi)(shi)平(ping)(ping)臺(tai)，采用(yong)(yong)優(you)質(zhi)(zhi)濟南(nan)青石(shi)(shi)(shi)(shi)料經機(ji)(ji)械加(jia)工(gong)(gong)(gong)和(he)(he)手工(gong)(gong)(gong)精(jing)磨(mo)制成(cheng)(cheng)。黑(hei)色(se)(se)光(guang)澤、結構精(jing)密，質(zhi)(zhi)地均勻(yun)，穩(wen)定(ding)性(xing)(xing)好，強度大(da)(da)(da)，硬(ying)度高，能在重負(fu)荷及(ji)一(yi)般溫底下(xia)保(bao)持高精(jing)度，并且具有(you)不(bu)(bu)生(sheng)(sheng)銹，耐(nai)酸(suan)(suan)(suan)堿，耐(nai)磨(mo)性(xing)(xing)，不(bu)(bu)磁化(hua)(hua)、不(bu)(bu)變型等(deng)(deng)優(you)點。三坐(zuo)標(biao)測量用(yong)(yong)花(hua)崗(gang)(gang)(gang)(gang)(gang)石(shi)(shi)(shi)(shi)平(ping)(ping)臺(tai)，采用(yong)(yong)優(you)質(zhi)(zhi)濟南(nan)青石(shi)(shi)(shi)(shi)料經機(ji)(ji)械加(jia)工(gong)(gong)(gong)和(he)(he)手工(gong)(gong)(gong)精(jing)磨(mo)制成(cheng)(cheng).大(da)(da)(da)理(li)(li)(li)石(shi)(shi)(shi)(shi)和(he)(he)花(hua)崗(gang)(gang)(gang)(gang)(gang)巖的(de)(de)(de)區(qu)別建筑(zhu)裝(zhuang)(zhuang)(zhuang)修、裝(zhuang)(zhuang)(zhuang)飾(shi)(shi)用(yong)(yong)的(de)(de)(de)飾(shi)(shi)面(mian)(mian)(mian)石(shi)(shi)(shi)(shi)材(cai)(cai)主(zhu)要有(you)大(da)(da)(da)理(li)(li)(li)石(shi)(shi)(shi)(shi)和(he)(he)花(hua)崗(gang)(gang)(gang)(gang)(gang)石(shi)(shi)(shi)(shi)。大(da)(da)(da)理(li)(li)(li)石(shi)(shi)(shi)(shi)主(zhu)要用(yong)(yong)于(yu)室(shi)(shi)(shi)內(nei)(nei)(nei)，花(hua)崗(gang)(gang)(gang)(gang)(gang)石(shi)(shi)(shi)(shi)主(zhu)要用(yong)(yong)于(yu)室(shi)(shi)(shi)外(wai)，均為(wei)高級(ji)飾(shi)(shi)面(mian)(mian)(mian)材(cai)(cai)料。用(yong)(yong)大(da)(da)(da)理(li)(li)(li)石(shi)(shi)(shi)(shi)和(he)(he)花(hua)崗(gang)(gang)(gang)(gang)(gang)石(shi)(shi)(shi)(shi)作(zuo)室(shi)(shi)(shi)內(nei)(nei)(nei)外(wai)飾(shi)(shi)面(mian)(mian)(mian)裝(zhuang)(zhuang)(zhuang)飾(shi)(shi)效果(guo)好、耐(nai)久，但(dan)造價高，因而(er)多(duo)用(yong)(yong)于(yu)公共(gong)(gong)建筑(zhu)和(he)(he)裝(zhuang)(zhuang)(zhuang)飾(shi)(shi)等(deng)(deng)級(ji)要求高的(de)(de)(de)工(gong)(gong)(gong)程中(zhong)。但(dan)近年(nian)來，隨著(zhu)生(sheng)(sheng)活(huo)水平(ping)(ping)的(de)(de)(de)提高，人們對自(zi)身的(de)(de)(de)生(sheng)(sheng)活(huo)環(huan)境的(de)(de)(de)美(mei)學(xue)觀念(nian)也在不(bu)(bu)斷(duan)地更新，大(da)(da)(da)理(li)(li)(li)石(shi)(shi)(shi)(shi)和(he)(he)花(hua)崗(gang)(gang)(gang)(gang)(gang)石(shi)(shi)(shi)(shi)也越來越多(duo)地出現在家(jia)居(ju)裝(zhuang)(zhuang)(zhuang)飾(shi)(shi)裝(zhuang)(zhuang)(zhuang)修中(zhong)。石(shi)(shi)(shi)(shi)材(cai)(cai)主(zhu)要分(fen)(fen)為(wei)人造和(he)(he)天(tian)然兩大(da)(da)(da)類(lei)，這里主(zhu)要介紹天(tian)然大(da)(da)(da)理(li)(li)(li)石(shi)(shi)(shi)(shi)和(he)(he)天(tian)然花(hua)崗(gang)(gang)(gang)(gang)(gang)石(shi)(shi)(shi)(shi)。天(tian)然大(da)(da)(da)理(li)(li)(li)石(shi)(shi)(shi)(shi)是地殼中(zhong)原有(you)的(de)(de)(de)巖石(shi)(shi)(shi)(shi)經過地殼內(nei)(nei)(nei)高溫高壓作(zuo)用(yong)(yong)形成(cheng)(cheng)的(de)(de)(de)變質(zhi)(zhi)巖。屬于(yu)中(zhong)硬(ying)石(shi)(shi)(shi)(shi)材(cai)(cai)，主(zhu)要由方解(jie)石(shi)(shi)(shi)(shi)、石(shi)(shi)(shi)(shi)灰石(shi)(shi)(shi)(shi)、蛇紋(wen)石(shi)(shi)(shi)(shi)和(he)(he)白云石(shi)(shi)(shi)(shi)組(zu)成(cheng)(cheng)。其(qi)主(zhu)要成(cheng)(cheng)分(fen)(fen)以(yi)碳酸(suan)(suan)(suan)鈣為(wei)主(zhu)，約占50%以(yi)上。其(qi)他還有(you)碳酸(suan)(suan)(suan)鎂、氧化(hua)(hua)鈣、氧化(hua)(hua)錳及(ji)二(er)(er)氧化(hua)(hua)硅等(deng)(deng)。由于(yu)大(da)(da)(da)理(li)(li)(li)石(shi)(shi)(shi)(shi)一(yi)般都含(han)有(you)雜質(zhi)(zhi)，而(er)且碳酸(suan)(suan)(suan)鈣在大(da)(da)(da)氣中(zhong)受(shou)二(er)(er)氧化(hua)(hua)碳、碳化(hua)(hua)物、水氣的(de)(de)(de)作(zuo)用(yong)(yong)，也容易風化(hua)(hua)和(he)(he)溶蝕，而(er)使表面(mian)(mian)(mian)很快(kuai)失去光(guang)澤。所以(yi)少(shao)數的(de)(de)(de)，如漢白玉、艾葉青等(deng)(deng)質(zhi)(zhi)純、雜質(zhi)(zhi)少(shao)的(de)(de)(de)比較穩(wen)定(ding)耐(nai)久的(de)(de)(de)品種可用(yong)(yong)于(yu)室(shi)(shi)(shi)外(wai)，其(qi)他品種不(bu)(bu)宜用(yong)(yong)于(yu)室(shi)(shi)(shi)外(wai)，一(yi)般只用(yong)(yong)于(yu)室(shi)(shi)(shi)內(nei)(nei)(nei)裝(zhuang)(zhuang)(zhuang)飾(shi)(shi)面(mian)(mian)(mian)。天(tian)然大(da)(da)(da)理(li)(li)(li)石(shi)(shi)(shi)(shi)可制成(cheng)(cheng)高級(ji)裝(zhuang)(zhuang)(zhuang)飾(shi)(shi)工(gong)(gong)(gong)程的(de)(de)(de)飾(shi)(shi)面(mian)(mian)(mian)板，用(yong)(yong)于(yu)賓(bin)館(guan)、展覽館(guan)、影劇院(yuan)、商場、圖書館(guan)、機(ji)(ji)場、車(che)站等(deng)(deng)公共(gong)(gong)建筑(zhu)工(gong)(gong)(gong)程內(nei)(nei)(nei)的(de)(de)(de)室(shi)(shi)(shi)內(nei)(nei)(nei)墻面(mian)(mian)(mian)、往面(mian)(mian)(mian)、欄桿(gan)、地面(mian)(mian)(mian)、窗(chuang)臺(tai)板、服務臺(tai)、電梯間門臉(lian)的(de)(de)(de)飾(shi)(shi)面(mian)(mian)(mian)等(deng)(deng)，是理(li)(li)(li)想的(de)(de)(de)室(shi)(shi)(shi)內(nei)(nei)(nei)高級(ji)裝(zhuang)(zhuang)(zhuang)飾(shi)(shi)材(cai)(cai)料。此外(wai)還可以(yi)用(yong)(yong)于(yu)制作(zuo)大(da)(da)(da)理(li)(li)(li)石(shi)(shi)(shi)(shi)壁畫(hua)、工(gong)(gong)(gong)藝品、生(sheng)(sheng)活(huo)用(yong)(yong)品等(deng)(deng)。天(tian)然花(hua)崗(gang)(gang)(gang)(gang)(gang)石(shi)(shi)(shi)(shi)是火(huo)成(cheng)(cheng)巖，也叫酸(suan)(suan)(suan)性(xing)(xing)結晶深(shen)成(cheng)(cheng)巖，是火(huo)成(cheng)(cheng)巖中(zhong)分(fen)(fen)布的(de)(de)(de)(de)一種巖石，屬于(yu)硬石材(cai)，由(you)長石、石英和云(yun)母(mu)組成，其(qi)(qi)成分以二氧化(hua)硅為(wei)主，約占65%～75%。巖質(zhi)堅(jian)硬密實，按其(qi)(qi)結(jie)晶(jing)顆(ke)粒大(da)小可(ke)分為(wei)偉晶(jing)、粗晶(jing)和細(xi)晶(jing)三(san)種。花(hua)(hua)崗(gang)石的(de)(de)(de)(de)品質(zhi)決(jue)定(ding)于(yu)礦(kuang)物(wu)成分和結(jie)構(gou)。品質(zhi)優良的(de)(de)(de)(de)花(hua)(hua)崗(gang)石，結(jie)晶(jing)顆(ke)粒細(xi)而均勻，云(yun)母(mu)含量少而石英較(jiao)多(duo)，并且(qie)不含有黃(huang)鐵礦(kuang)。花(hua)(hua)崗(gang)石不易(yi)(yi)風化(hua)變質(zhi)，外(wai)觀色澤可(ke)保(bao)持百年以上，因此多(duo)用(yong)于(yu)墻(qiang)(qiang)基礎和外(wai)墻(qiang)(qiang)飾(shi)(shi)面(mian)(mian)。由(you)于(yu)花(hua)(hua)崗(gang)石硬度(du)較(jiao)高、耐(nai)磨，所以也常用(yong)于(yu)高級建(jian)筑裝修(xiu)(xiu)工程，例(li)如，大(da)堂(tang)的(de)(de)(de)(de)地(di)(di)面(mian)(mian)。由(you)于(yu)花(hua)(hua)崗(gang)石與大(da)理(li)(li)石相比質(zhi)地(di)(di)更堅(jian)硬且(qie)耐(nai)酸，因而在家居裝飾(shi)(shi)裝修(xiu)(xiu)中更適用(yong)于(yu)室(shi)外(wai)陽臺(tai)(tai)(tai)、庭院(yuan)、客餐(can)廳的(de)(de)(de)(de)地(di)(di)面(mian)(mian)及窗臺(tai)(tai)(tai)。而大(da)理(li)(li)石則可(ke)用(yong)于(yu)吧臺(tai)(tai)(tai)、料(liao)理(li)(li)臺(tai)(tai)(tai)、餐(can)柜的(de)(de)(de)(de)臺(tai)(tai)(tai)面(mian)(mian)。1、花(hua)(hua)崗(gang)石材(cai)：花(hua)(hua)崗(gang)石石材(cai)是(shi)(shi)沒有彩色條(tiao)紋的(de)(de)(de)(de)，多(duo)數(shu)(shu)只有彩色斑點(dian)，還有的(de)(de)(de)(de)是(shi)(shi)純(chun)色。其(qi)(qi)中礦(kuang)物(wu)顆(ke)粒越細(xi)越好，說明結(jie)構(gou)緊密結(jie)實。2、大(da)理(li)(li)石板材(cai)：大(da)理(li)(li)石材(cai)礦(kuang)物(wu)成分簡單，易(yi)(yi)加工，多(duo)數(shu)(shu)質(zhi)地(di)(di)細(xi)膩，鏡面(mian)(mian)效(xiao)果較(jiao)好。其(qi)(qi)缺點(dian)是(shi)(shi)質(zhi)地(di)(di)較(jiao)花(hua)(hua)崗(gang)石軟(ruan)，被硬重物(wu)體(ti)撞擊(ji)時(shi)易(yi)(yi)受損傷，淺色石材(cai)易(yi)(yi)被污染(ran)。鋪(pu)地(di)(di)大(da)理(li)(li)石盡量選單色，選擇臺(tai)(tai)(tai)面(mian)(mian)時(shi)有條(tiao)紋的(de)(de)(de)(de)飾(shi)(shi)布效(xiao)果較(jiao)好。其(qi)(qi)他(ta)挑(tiao)選方法(fa)可(ke)參(can)考花(hua)(hua)崗(gang)石的(de)(de)(de)(de)挑(tiao)選方法(fa)。