Yuav ua li cas marble ua?

Marble, kuj kntus kheej li Pob zeb, yog daim ntawved los ntawm sedimentary pob zeb thiab metamorphic pob zeb ntawm sedimentary pob zeb, feem ntau nrog los ntawm cov qauv ntawm kev nyob. Nws yog tsuas yog tsim ntawm calcite, limestone, serpentine thiab dolomite, thiab nws cov muaj pes tsawg leeg yog tsuas yog tsim los ntawm calcium carbonate, suav rau ntau dua 50%, raws li cov calcium carbonate, calcium oxide, manganese oxide thiab theem nrab silicon oxide.Mineral muaj pes tsawg leeg yog calcite, hydrochloric acid npuas, nrog cov sib npaug lossis tsis sib luag ntawm cov kua siv lead ua qauv, cov particle tuab kuj sib txawv. , taw tes kom muaj cov khoom ua kom zoo nkauj feem ntau, tuaj yeem ua tiav hauv pob zeb los yog cov khoom siv tes ua khoom siv twb tau ua tiav lossis tsis metamorphic carbonate pob zeb zoo.

Txhais tau tias pib ntawm Dali hauv yunnan xeev ntawm marble dawb nrog dub zoo nkauj qauv ntawm limestone, profile tuaj yeem tsim lub ntuj tsim cov xim av toj roob hauv pes xim, cov laus feem ntau xaiv muaj cov qauv ntawm cov qauv zoo nkauj ntawm marble siv los ua tshuaj ntsuam lossis Mosaic, tom qab ntawd lub npe marble maj tsim hu rau txhua qhov muaj txhua hom xim zoo nkauj qauv, siv rau lub tsev cov ntaub ntawv kho kom zoo nkauj limestone, dawb dawb marble feem ntau hu ua dawb marble, tab sis dawb marble tus mlom ntawm Western txhais lus ntau lawm, tseem hu ua marble.