石材(cai)護理是(shi)由于(yu)自然環境、人(ren)為因(yin)素、石材(cai)本(ben)身原(yuan)(yuan)因(yin)所造成(cheng)的石材(cai)污染、風化與(yu)病(bing)變(bian)后，通(tong)過化學防(fang)護、清洗、病(bing)變(bian)治理等(deng)(deng)理化結(jie)合的翻新研磨拋光和再結(jie)晶硬(ying)化處理等(deng)(deng)工藝，使石材(cai)恢(hui)復原(yuan)(yuan)來的“面貌”并(bing)提高(gao)其裝飾效果。 

石(shi)(shi)(shi)(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)護(hu)理(li)分為狹義和廣義兩大(da)類(lei)。 狹義的(de)(de)(de)石(shi)(shi)(shi)(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)護(hu)理(li)通常(chang)就是(shi)(shi)(shi)指對建(jian)筑物使用(yong)的(de)(de)(de)裝(zhuang)飾石(shi)(shi)(shi)(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)的(de)(de)(de)護(hu)理(li)，也就是(shi)(shi)(shi)我們日常(chang)所說(shuo)的(de)(de)(de)建(jian)筑裝(zhuang)飾用(yong)的(de)(de)(de)天(tian)然石(shi)(shi)(shi)(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)和人(ren)造石(shi)(shi)(shi)(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)護(hu)理(li)的(de)(de)(de)范疇，它應包括天(tian)然石(shi)(shi)(shi)(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)、人(ren)造石(shi)(shi)(shi)(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)、復合石(shi)(shi)(shi)(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)以及一些以石(shi)(shi)(shi)(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)為主要原料的(de)(de)(de)衍生產品，簡稱石(shi)(shi)(shi)(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)護(hu)理(li)。它是(shi)(shi)(shi)目前(qian)裝(zhuang)飾石(shi)(shi)(shi)(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)界需要護(hu)理(li)數量多(duo)的(de)(de)(de)新興領(ling)域，它是(shi)(shi)(shi)隨近幾(ji)十年世界石(shi)(shi)(shi)(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)業由傳(chuan)統的(de)(de)(de)建(jian)筑石(shi)(shi)(shi)(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)(指用(yong)在(zai)建(jian)筑結(jie)構、基礎和石(shi)(shi)(shi)(shi)(shi)(shi)(shi)制用(yong)品、石(shi)(shi)(shi)(shi)(shi)(shi)(shi)雕(diao)、石(shi)(shi)(shi)(shi)(shi)(shi)(shi)刻制品)向(xiang)裝(zhuang)飾石(shi)(shi)(shi)(shi)(shi)(shi)(shi)材(cai)(cai)(cai)(cai)(cai)大(da)規模轉移后，而不斷出現、完善的(de)(de)(de)一種實用(yong)技能。 

廣義的(de)(de)(de)石(shi)(shi)(shi)(shi)材護(hu)理(li)除對(dui)建(jian)筑裝(zhuang)飾(shi)石(shi)(shi)(shi)(shi)材的(de)(de)(de)護(hu)理(li)外，還應(ying)包括(kuo)建(jian)筑石(shi)(shi)(shi)(shi)材、文物(wu)石(shi)(shi)(shi)(shi)材、石(shi)(shi)(shi)(shi)刻(ke)制品、石(shi)(shi)(shi)(shi)材飾(shi)品、石(shi)(shi)(shi)(shi)材器具、石(shi)(shi)(shi)(shi)材生活用品等用石(shi)(shi)(shi)(shi)材制作的(de)(de)(de)有形物(wu)品的(de)(de)(de)防護(hu)、維護(hu)、養護(hu)、修理(li)、整理(li)。廣義的(de)(de)(de)石(shi)(shi)(shi)(shi)材護(hu)理(li)包涵了對(dui)石(shi)(shi)(shi)(shi)材文物(wu)保護(hu)、石(shi)(shi)(shi)(shi)材歷史文化(hua)及其密切相關(guan)的(de)(de)(de)內(nei)容(rong)，它更需要(yao)知識、文化(hua)、技(ji)能、設備和技(ji)術人員。