按(an)裝(zhuang)(zhuang)飾效(xiao)果(guo)(guo)分(fen)按(an)照(zhao)裝(zhuang)(zhuang)飾效(xiao)果(guo)(guo)，石(shi)(shi)(shi)材(cai)(cai)拼(pin)(pin)(pin)(pin)(pin)(pin)花(hua)設(she)(she)計，可(ke)大(da)(da)(da)致分(fen)為兩類(lei)(lei)(lei)(lei)(lei)：拼(pin)(pin)(pin)(pin)(pin)(pin)花(hua)類(lei)(lei)(lei)(lei)(lei)指(zhi)模仿花(hua)朵(duo)、復雜(za)的(de)(de)(de)幾何圖(tu)形(xing)、logo、人物形(xing)象、藝術品等類(lei)(lei)(lei)(lei)(lei)型(xing)的(de)(de)(de)設(she)(she)計。特點是(shi)設(she)(she)計復雜(za)，線條多(duo)樣(yang)，結構精巧。裝(zhuang)(zhuang)飾效(xiao)果(guo)(guo)精致、華麗。但對(dui)石(shi)(shi)(shi)材(cai)(cai)護(hu)(hu)理(li)(li)(li)工(gong)程(cheng)而言，拼(pin)(pin)(pin)(pin)(pin)(pin)花(hua)類(lei)(lei)(lei)(lei)(lei)的(de)(de)(de)處理(li)(li)(li)難度(du)，也(ye)是(shi)相對(dui)較高的(de)(de)(de)。拼(pin)(pin)(pin)(pin)(pin)(pin)圖(tu)類(lei)(lei)(lei)(lei)(lei)設(she)(she)計成(cheng)固(gu)定(ding)的(de)(de)(de)幾何圖(tu)形(xing)的(de)(de)(de)一(yi)類(lei)(lei)(lei)(lei)(lei)石(shi)(shi)(shi)材(cai)(cai)拼(pin)(pin)(pin)(pin)(pin)(pin)花(hua)設(she)(she)計。如果(guo)(guo)說和(he)上面的(de)(de)(de)有(you)什么不同，那就是(shi)拼(pin)(pin)(pin)(pin)(pin)(pin)圖(tu)設(she)(she)計的(de)(de)(de)結構和(he)圖(tu)案更(geng)簡(jian)單一(yi)些(xie)。按(an)大(da)(da)(da)小(xiao)來分(fen)超大(da)(da)(da)型(xing)拼(pin)(pin)(pin)(pin)(pin)(pin)花(hua)有(you)些(xie)拼(pin)(pin)(pin)(pin)(pin)(pin)花(hua)設(she)(she)計會達到幾百(bai)乃至幾千平米。這種超大(da)(da)(da)型(xing)拼(pin)(pin)(pin)(pin)(pin)(pin)花(hua)，是(shi)在(zai)設(she)(she)計時(shi)按(an)照(zhao)圖(tu)案等比(bi)例放大(da)(da)(da)，經加工(gong)和(he)鋪(pu)裝(zhuang)(zhuang)而成(cheng)。大(da)(da)(da)型(xing)拼(pin)(pin)(pin)(pin)(pin)(pin)花(hua)一(yi)般(ban)(ban)直徑(jing)超過(guo)1.5米的(de)(de)(de)拼(pin)(pin)(pin)(pin)(pin)(pin)花(hua)，工(gong)廠生產時(shi)，會將設(she)(she)計好(hao)的(de)(de)(de)拼(pin)(pin)(pin)(pin)(pin)(pin)花(hua)板材(cai)(cai)，進行(xing)分(fen)塊切割，到現(xian)場后再進行(xing)組(zu)裝(zhuang)(zhuang)。一(yi)般(ban)(ban)拼(pin)(pin)(pin)(pin)(pin)(pin)花(hua)直徑(jing)在(zai)1.5米以(yi)下的(de)(de)(de)拼(pin)(pin)(pin)(pin)(pin)(pin)花(hua)，工(gong)廠在(zai)生產時(shi)，一(yi)般(ban)(ban)都經過(guo)了整體補(bu)膠處理(li)(li)(li)。上述分(fen)類(lei)(lei)(lei)(lei)(lei)，更(geng)多(duo)是(shi)從石(shi)(shi)(shi)材(cai)(cai)護(hu)(hu)理(li)(li)(li)的(de)(de)(de)角度(du)出發的(de)(de)(de)。因(yin)為石(shi)(shi)(shi)材(cai)(cai)拼(pin)(pin)(pin)(pin)(pin)(pin)花(hua)工(gong)程(cheng)，與一(yi)般(ban)(ban)工(gong)程(cheng)，是(shi)有(you)很大(da)(da)(da)區別(bie)的(de)(de)(de)。如在(zai)無(wu)縫化處理(li)(li)(li)環節，石(shi)(shi)(shi)材(cai)(cai)拼(pin)(pin)(pin)(pin)(pin)(pin)花(hua)的(de)(de)(de)補(bu)膠處理(li)(li)(li)，和(he)一(yi)般(ban)(ban)工(gong)程(cheng)在(zai)操作工(gong)藝和(he)注意(yi)事項上有(you)著本質區別(bie)。石(shi)(shi)(shi)材(cai)(cai)拼(pin)(pin)(pin)(pin)(pin)(pin)花(hua)的(de)(de)(de)補(bu)膠石(shi)(shi)(shi)材(cai)(cai)拼(pin)(pin)(pin)(pin)(pin)(pin)花(hua)的(de)(de)(de)處理(li)(li)(li)工(gong)藝，跟普通石(shi)(shi)(shi)材(cai)(cai)護(hu)(hu)理(li)(li)(li)工(gong)程(cheng)相比(bi)，主要區別(bie)是(shi)在(zai)無(wu)縫化處理(li)(li)(li)，也(ye)即補(bu)膠環節。其他的(de)(de)(de)環節差別(bie)倒不是(shi)很大(da)(da)(da)。

近(jin)年(nian)來中(zhong)國(guo)作為石(shi)(shi)(shi)(shi)(shi)(shi)(shi)材(cai)(cai)(cai)開采(cai)和(he)加(jia)(jia)(jia)(jia)(jia)工(gong)(gong)(gong)(gong)(gong)的(de)(de)(de)(de)(de)領頭國(guo)，生(sheng)產240個品種的(de)(de)(de)(de)(de)花崗石(shi)(shi)(shi)(shi)(shi)(shi)(shi)，石(shi)(shi)(shi)(shi)(shi)(shi)(shi)材(cai)(cai)(cai)總產量約(yue)占世界的(de)(de)(de)(de)(de)65%。在(zai)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)材(cai)(cai)(cai)加(jia)(jia)(jia)(jia)(jia)工(gong)(gong)(gong)(gong)(gong)中(zhong)，石(shi)(shi)(shi)(shi)(shi)(shi)(shi)材(cai)(cai)(cai)工(gong)(gong)(gong)(gong)(gong)具占有(you)重要(yao)地位。石(shi)(shi)(shi)(shi)(shi)(shi)(shi)材(cai)(cai)(cai)加(jia)(jia)(jia)(jia)(jia)工(gong)(gong)(gong)(gong)(gong)主(zhu)(zhu)要(yao)包括石(shi)(shi)(shi)(shi)(shi)(shi)(shi)材(cai)(cai)(cai)鋸(ju)(ju)(ju)割(ge)(ge)、石(shi)(shi)(shi)(shi)(shi)(shi)(shi)材(cai)(cai)(cai)磨削和(he)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)材(cai)(cai)(cai)拋光。石(shi)(shi)(shi)(shi)(shi)(shi)(shi)材(cai)(cai)(cai)加(jia)(jia)(jia)(jia)(jia)工(gong)(gong)(gong)(gong)(gong)工(gong)(gong)(gong)(gong)(gong)具主(zhu)(zhu)要(yao)采(cai)用(yong)(yong)(yong)金(jin)(jin)剛(gang)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)磨料(liao)和(he)陶瓷(ci)磨料(liao)。在(zai)加(jia)(jia)(jia)(jia)(jia)工(gong)(gong)(gong)(gong)(gong)中(zhong)，鋸(ju)(ju)(ju)切(qie)(qie)(qie)(qie)加(jia)(jia)(jia)(jia)(jia)工(gong)(gong)(gong)(gong)(gong)是(shi)機械加(jia)(jia)(jia)(jia)(jia)工(gong)(gong)(gong)(gong)(gong)的(de)(de)(de)(de)(de)一道工(gong)(gong)(gong)(gong)(gong)序，鋸(ju)(ju)(ju)切(qie)(qie)(qie)(qie)加(jia)(jia)(jia)(jia)(jia)工(gong)(gong)(gong)(gong)(gong)成(cheng)本占整個加(jia)(jia)(jia)(jia)(jia)工(gong)(gong)(gong)(gong)(gong)成(cheng)本的(de)(de)(de)(de)(de)50%以上。目(mu)前，石(shi)(shi)(shi)(shi)(shi)(shi)(shi)材(cai)(cai)(cai)等(deng)硬(ying)(ying)脆材(cai)(cai)(cai)料(liao)的(de)(de)(de)(de)(de)切(qie)(qie)(qie)(qie)割(ge)(ge)加(jia)(jia)(jia)(jia)(jia)工(gong)(gong)(gong)(gong)(gong)主(zhu)(zhu)要(yao)采(cai)用(yong)(yong)(yong)各(ge)種金(jin)(jin)剛(gang)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)切(qie)(qie)(qie)(qie)割(ge)(ge)工(gong)(gong)(gong)(gong)(gong)具。由于金(jin)(jin)剛(gang)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)是(shi)自(zi)然界已知的(de)(de)(de)(de)(de)硬(ying)(ying)物質，其(qi)優異性能決定其(qi)在(zai)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)材(cai)(cai)(cai)等(deng)硬(ying)(ying)脆材(cai)(cai)(cai)料(liao)切(qie)(qie)(qie)(qie)割(ge)(ge)加(jia)(jia)(jia)(jia)(jia)工(gong)(gong)(gong)(gong)(gong)領域具有(you)廣(guang)闊的(de)(de)(de)(de)(de)發展前景(jing)。應用(yong)(yong)(yong)金(jin)(jin)剛(gang)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)工(gong)(gong)(gong)(gong)(gong)具鋸(ju)(ju)(ju)切(qie)(qie)(qie)(qie)硬(ying)(ying)脆材(cai)(cai)(cai)料(liao)的(de)(de)(de)(de)(de)加(jia)(jia)(jia)(jia)(jia)工(gong)(gong)(gong)(gong)(gong)方式主(zhu)(zhu)要(yao)有(you)圓(yuan)鋸(ju)(ju)(ju)片(pian)切(qie)(qie)(qie)(qie)割(ge)(ge)、金(jin)(jin)剛(gang)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)帶(dai)鋸(ju)(ju)(ju)切(qie)(qie)(qie)(qie)割(ge)(ge)、金(jin)(jin)剛(gang)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)框架鋸(ju)(ju)(ju)切(qie)(qie)(qie)(qie)割(ge)(ge)、金(jin)(jin)剛(gang)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)串珠繩(sheng)鋸(ju)(ju)(ju)切(qie)(qie)(qie)(qie)割(ge)(ge)等(deng)。重慶石(shi)(shi)(shi)(shi)(shi)(shi)(shi)材(cai)(cai)(cai)加(jia)(jia)(jia)(jia)(jia)工(gong)(gong)(gong)(gong)(gong)盡管每種方法有(you)不同(tong)的(de)(de)(de)(de)(de)特(te)點和(he)應用(yong)(yong)(yong)范圍，但其(qi)切(qie)(qie)(qie)(qie)割(ge)(ge)機理(li)和(he)金(jin)(jin)剛(gang)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)磨損機理(li)卻大(da)致相同(tong)。由于切(qie)(qie)(qie)(qie)割(ge)(ge)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)材(cai)(cai)(cai)是(shi)金(jin)(jin)剛(gang)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)切(qie)(qie)(qie)(qie)割(ge)(ge)工(gong)(gong)(gong)(gong)(gong)具主(zhu)(zhu)要(yao)的(de)(de)(de)(de)(de)用(yong)(yong)(yong)途，因(yin)此，深(shen)入(ru)研究石(shi)(shi)(shi)(shi)(shi)(shi)(shi)材(cai)(cai)(cai)鋸(ju)(ju)(ju)切(qie)(qie)(qie)(qie)機理(li)和(he)金(jin)(jin)剛(gang)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)切(qie)(qie)(qie)(qie)割(ge)(ge)工(gong)(gong)(gong)(gong)(gong)具的(de)(de)(de)(de)(de)磨損機理(li)對于金(jin)(jin)剛(gang)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)切(qie)(qie)(qie)(qie)割(ge)(ge)工(gong)(gong)(gong)(gong)(gong)具的(de)(de)(de)(de)(de)合理(li)制造與正(zheng)確使用(yong)(yong)(yong)具有(you)重要(yao)意義(yi)。

難點縫隙小(xiao)現在的(de)(de)石(shi)材拼(pin)(pin)(pin)花(hua)，一般都(dou)是(shi)(shi)電腦制(zhi)(zhi)圖，水刀切(qie)割，工藝非常(chang)先(xian)進，誤差(cha)非常(chang)下。往往拼(pin)(pin)(pin)裝完成(cheng)后，縫隙只有0.1mm不(bu)到。這么(me)狹小(xiao)的(de)(de)縫隙，補(bu)膠(jiao)難度(du)很高。繁瑣電腦制(zhi)(zhi)圖，可(ke)設計出極(ji)其復雜的(de)(de)拼(pin)(pin)(pin)花(hua)。這樣(yang)雖然效果很漂亮，但(dan)(dan)對(dui)補(bu)膠(jiao)而言，小(xiao)小(xiao)的(de)(de)一個拼(pin)(pin)(pin)花(hua)，都(dou)有可(ke)能是(shi)(shi)驚人的(de)(de)工作量(liang)。所以千(qian)萬(wan)別把拼(pin)(pin)(pin)花(hua)處(chu)(chu)理，報普(pu)(pu)通(tong)工程的(de)(de)價——不(bu)能這么(me)算。補(bu)膠(jiao)的(de)(de)目的(de)(de)和意義和普(pu)(pu)通(tong)石(shi)材護理工程不(bu)同，石(shi)材拼(pin)(pin)(pin)花(hua)的(de)(de)補(bu)膠(jiao)處(chu)(chu)理，還有更重要(yao)的(de)(de)意義。實現真正(zheng)的(de)(de)無縫化拼(pin)(pin)(pin)花(hua)雖然可(ke)以做到誤差(cha)極(ji)小(xiao)，但(dan)(dan)必(bi)須通(tong)過補(bu)膠(jiao)，填補(bu)縫隙，形成(cheng)真正(zheng)的(de)(de)整體(ti)表面。

通常情況(kuang)下圓形的(de)(de)(de)刀具因(yin)為(wei)切(qie)開半徑(jing)比照(zhao)小，所(suo)以重慶(qing)(qing)石(shi)(shi)材(cai)(cai)加工廠(chang)的(de)(de)(de)石(shi)(shi)材(cai)(cai)在受(shou)力的(de)(de)(de)進程中比照(zhao)安穩(wen)(wen)，一同(tong)切(qie)開進程的(de)(de)(de)好(hao)壞直接決議著石(shi)(shi)材(cai)(cai)的(de)(de)(de)運(yun)用(yong)壽數。因(yin)此加工東西的(de)(de)(de)翻開將會不(bu)(bu)斷跋涉。同(tong)樣是(shi)修建板(ban)(ban)石(shi)(shi)類，瓦(wa)板(ban)(ban)巖能(neng)夠做(zuo)(zuo)飾(shi)(shi)面板(ban)(ban)巖，而飾(shi)(shi)面板(ban)(ban)巖不(bu)(bu)能(neng)做(zuo)(zuo)瓦(wa)板(ban)(ban)巖，這是(shi)啥理由呢(ni)?首要(yao)要(yao)知道優(you)質的(de)(de)(de)板(ban)(ban)石(shi)(shi)有(you)(you)必要(yao)具有(you)(you)的(de)(de)(de)特征：劈分(fen)(fen)功用(yong)好(hao)、平整度(du)(du)好(hao)、色(se)差(cha)小、黑度(du)(du)高(其他色(se)彩同(tong)理)、曲(qu)折強度(du)(du)高、含鈣鐵硫量低(di)(di)，燒(shao)失(shi)量低(di)(di)，耐酸堿(jian)功用(yong)好(hao)，吸水率低(di)(di)，耐候性好(hao)。重慶(qing)(qing)石(shi)(shi)材(cai)(cai)加工廠(chang)的(de)(de)(de)青(qing)石(shi)(shi)板(ban)(ban)材(cai)(cai)不(bu)(bu)具有(you)(you)超卓的(de)(de)(de)劈分(fen)(fen)功用(yong)，根(gen)柢沒有(you)(you)方法把石(shi)(shi)板(ban)(ban)瓦(wa)劈分(fen)(fen)到5~7mm的(de)(de)(de)規(gui)范(fan)厚(hou)度(du)(du)；沒有(you)(you)超卓的(de)(de)(de)曲(qu)折強度(du)(du)，在這一厚(hou)度(du)(du)下就(jiu)(jiu)無(wu)法抵(di)達蓋瓦(wa)的(de)(de)(de)運(yun)用(yong)需要(yao);平整度(du)(du)差(cha)，根(gen)柢不(bu)(bu)能(neng)滿意規(gui)整穩(wen)(wen)妥的(de)(de)(de)掛瓦(wa)施(shi)工需要(yao);沒有(you)(you)超卓的(de)(de)(de)材(cai)(cai)料特征，就(jiu)(jiu)不(bu)(bu)能(neng)夠經久不(bu)(bu)褪色(se)、不(bu)(bu)風化、不(bu)(bu)生銹而堅(jian)持(chi)100年以上的(de)(de)(de)運(yun)用(yong)壽數。

大理(li)石地(di)(di)(di)(di)面(mian)(mian)(mian)(mian)(mian)的(de)日常清潔(jie)1、一(yi)(yi)(yi)般(ban)情況下(xia)，大理(li)石表面(mian)(mian)(mian)(mian)(mian)清潔(jie)須用(yong)(yong)(yong)(yong)拖(tuo)把進(jin)(jin)行半干(gan)濕拖(tuo)掃（塵(chen)推(tui)罩上需(xu)噴灑地(di)(di)(di)(di)面(mian)(mian)(mian)(mian)(mian)除(chu)(chu)塵(chen)液），之后(hou)用(yong)(yong)(yong)(yong)推(tui)塵(chen)由里之外(wai)向外(wai)推(tui)塵(chen)。理(li)石地(di)(di)(di)(di)面(mian)(mian)(mian)(mian)(mian)主要(yao)(yao)的(de)清潔(jie)工作就是推(tui)塵(chen)2、對于特別臟的(de)地(di)(di)(di)(di)方(fang)，用(yong)(yong)(yong)(yong)水(shui)加適量中性(xing)清潔(jie)劑調均勻(yun)后(hou)進(jin)(jin)行清洗(xi)，保持(chi)石面(mian)(mian)(mian)(mian)(mian)不留污(wu)(wu)跡。3、地(di)(di)(di)(di)面(mian)(mian)(mian)(mian)(mian)局(ju)部(bu)(bu)水(shui)漬(zi)和普通污(wu)(wu)垢(gou)(gou)應立即清除(chu)(chu)，可用(yong)(yong)(yong)(yong)微(wei)潮(chao)的(de)拖(tuo)布或抹布擦拭干(gan)凈。4、局(ju)部(bu)(bu)污(wu)(wu)漬(zi)，如墨水(shui)、口香(xiang)糖、色漿之類的(de)有色污(wu)(wu)漬(zi)，必須馬上清除(chu)(chu)，并用(yong)(yong)(yong)(yong)干(gan)凈微(wei)潮(chao)毛巾壓在(zai)污(wu)(wu)漬(zi)處，拍打毛巾吸(xi)附(fu)污(wu)(wu)垢(gou)(gou)。反(fan)復幾(ji)遍后(hou)，可另換微(wei)潮(chao)毛巾壓一(yi)(yi)(yi)重物在(zai)上面(mian)(mian)(mian)(mian)(mian)多(duo)停留一(yi)(yi)(yi)段時間，吸(xi)附(fu)污(wu)(wu)垢(gou)(gou)效果(guo)更好。5、在(zai)拖(tuo)拭地(di)(di)(di)(di)面(mian)(mian)(mian)(mian)(mian)時一(yi)(yi)(yi)定不要(yao)(yao)使(shi)用(yong)(yong)(yong)(yong)酸性(xing)或堿(jian)性(xing)較強(qiang)的(de)清潔(jie)劑對地(di)(di)(di)(di)面(mian)(mian)(mian)(mian)(mian)進(jin)(jin)行清洗(xi)，以(yi)免(mian)造成損傷。應使(shi)用(yong)(yong)(yong)(yong)專用(yong)(yong)(yong)(yong)的(de)中性(xing)清潔(jie)劑，且拖(tuo)布一(yi)(yi)(yi)定要(yao)(yao)把水(shui)分擰干(gan)再拖(tuo)；也可使(shi)用(yong)(yong)(yong)(yong)刷地(di)(di)(di)(di)機配(pei)合白色尼龍墊及中性(xing)清潔(jie)劑刷洗(xi)地(di)(di)(di)(di)面(mian)(mian)(mian)(mian)(mian)，及時使(shi)用(yong)(yong)(yong)(yong)吸(xi)水(shui)機吸(xi)干(gan)水(shui)分。

沙坪壩建筑花崗石石材廠長期以(yi)來，國內外專家學者對(dui)金(jin)剛石(shi)(shi)(shi)(shi)工(gong)(gong)具鋸(ju)(ju)切(qie)花崗(gang)巖(yan)(yan)的(de)(de)(de)(de)加(jia)(jia)工(gong)(gong)機(ji)理(li)(li)、金(jin)剛石(shi)(shi)(shi)(shi)工(gong)(gong)具的(de)(de)(de)(de)磨損(sun)機(ji)理(li)(li)，以(yi)及鋸(ju)(ju)切(qie)加(jia)(jia)工(gong)(gong)過程中(zhong)的(de)(de)(de)(de)鋸(ju)(ju)切(qie)力做(zuo)了(le)大(da)量試驗和研究(jiu)，取得了(le)令人矚(zhu)目的(de)(de)(de)(de)成果，重慶石(shi)(shi)(shi)(shi)材(cai)加(jia)(jia)工(gong)(gong)對(dui)石(shi)(shi)(shi)(shi)材(cai)鋸(ju)(ju)切(qie)加(jia)(jia)工(gong)(gong)及金(jin)剛石(shi)(shi)(shi)(shi)工(gong)(gong)具的(de)(de)(de)(de)研究(jiu)開(kai)發起到了(le)積極的(de)(de)(de)(de)推動作(zuo)用(yong)。裝修石(shi)(shi)(shi)(shi)材(cai)的(de)(de)(de)(de)運用(yong)你可知怎樣選擇一般咱們的(de)(de)(de)(de)石(shi)(shi)(shi)(shi)材(cai)多用(yong)于(yu)(yu)修建，機(ji)械方面，重慶石(shi)(shi)(shi)(shi)材(cai)加(jia)(jia)工(gong)(gong)廠告訴咱們多選用(yong)哪些石(shi)(shi)(shi)(shi)材(cai)！1、大(da)理(li)(li)石(shi)(shi)(shi)(shi)大(da)理(li)(li)石(shi)(shi)(shi)(shi)是(shi)地(di)(di)殼(ke)華夏有的(de)(de)(de)(de)巖(yan)(yan)石(shi)(shi)(shi)(shi)經過地(di)(di)殼(ke)內高(gao)溫高(gao)壓(ya)作(zuo)用(yong)構成的(de)(de)(de)(de)變(bian)(bian)質(zhi)(zhi)巖(yan)(yan)。地(di)(di)殼(ke)的(de)(de)(de)(de)內力作(zuo)用(yong)促進正(zheng)本(ben)的(de)(de)(de)(de)各類巖(yan)(yan)石(shi)(shi)(shi)(shi)發作(zuo)質(zhi)(zhi)的(de)(de)(de)(de)改動，即正(zheng)本(ben)巖(yan)(yan)石(shi)(shi)(shi)(shi)的(de)(de)(de)(de)構造(zao)、構造(zao)和礦藏成分發作(zuo)改動。經過突變(bian)(bian)構成的(de)(de)(de)(de)新的(de)(de)(de)(de)巖(yan)(yan)石(shi)(shi)(shi)(shi)稱為變(bian)(bian)質(zhi)(zhi)巖(yan)(yan)。由于(yu)(yu)石(shi)(shi)(shi)(shi)材(cai)異形加(jia)(jia)工(gong)(gong)機(ji)械大(da)理(li)(li)石(shi)(shi)(shi)(shi)一般都富含雜質(zhi)(zhi)，并且碳酸鈣在(zai)大(da)氣(qi)(qi)中(zhong)受二(er)氧化碳、碳化物(wu)、水氣(qi)(qi)的(de)(de)(de)(de)作(zuo)用(yong)，也簡略風化和溶蝕，而使表面很快失去光澤。大(da)理(li)(li)石(shi)(shi)(shi)(shi)一般性質(zhi)(zhi)比(bi)照軟，這是(shi)相對(dui)于(yu)(yu)花崗(gang)石(shi)(shi)(shi)(shi)而言的(de)(de)(de)(de)。