Xov xwm - Vim li cas granite pob zeb thiaj li muaj zog thiab ruaj khov?

Vim li cas granite pob zeb thiaj li muaj zog thiab ruaj khov?
Graniteyog ib lub pob zeb uas muaj zog tshaj plaws hauv cov pob zeb.Nws tsis yog tsuas yog nyuaj, tab sis tsis yooj yim yaj los ntawm dej.Nws tsis raug rau yaig los ntawm acid thiab alkali.Nws tuaj yeem tiv taus ntau tshaj 2000 kg ntawm siab ib square centimeter.Huab cua tsis muaj qhov pom tseeb rau nws rau ntau xyoo lawm.

Cov tsos ntawm granite tseem zoo nkauj heev, feem ntau tshwm simdub, dawb, grey, daj, paj xim, sawv thiab lwm yam xim ntiav, cuam tshuam qhov chaw dub, zoo nkauj thiab dav.Qhov zoo tshaj plaws saum toj no, nws dhau los ua qhov kev xaiv saum toj kawg nkaus hauv kev tsim pob zeb.Lub plawv pob zeb ntawm lub monument rau cov neeg lub heroes nyob rau hauv Beijing lub tiaanmen square yog tsim los ntawm ib daim ntawm granite uas tau raug xa los ntawm laoshan, shandong xeev.

Vim li cas granite thiaj muaj cov yam ntxwv no?
Cia peb tshuaj xyuas nws cov khoom xyaw ua ntej.Ntawm cov pob zeb hauv av uas tsim cov granite, ntau dua 90% yog ob cov ntxhia, feldspar thiab quartz, uas kuj yog feldspar feem ntau.Feldspar feem ntau yog dawb, grey, liab, thiab quartz yog xim tsis muaj xim lossis grey, uas ua rau cov xim tseem ceeb ntawm granite.Feldspar thiab quartz yog cov ntxhia nyuaj thiab nyuaj txav nrog cov riam hlau.Raws li rau qhov tsaus me ntsis hauv granite, feem ntau yog dub mica thiab lwm yam minerals.Txawm hais tias cov mica dub yog mos, nws tsis muaj zog tiv thaiv siab, thiab nws cov khoom hauv granite yog me me, feem ntau tsawg dua 10%.Qhov no yog cov khoom siv zoo heev ntawm granite.
Lwm qhov laj thawj ntawm granite muaj zog yog tias nws cov pob zeb ntxhia tau nruj nruj rau ib leeg, thiab cov pores feem ntau suav nrog tsawg dua 1% ntawm tag nrho cov pob zeb.Qhov no muab cov granite muaj peev xwm tiv taus lub zog siab thiab tsis yooj yim nkag los ntawm dej.

Granite txawm tias muaj zog tshwj xeeb, tab sis nyob rau lub sij hawm ntev ntawm tshav ntuj, huab cua, dej thiab biology, yuav muaj ib hnub "roj", koj puas ntseeg nws?Ntau cov xuab zeb nyob rau hauv tus dej yog cov quartz nplej uas tau tso tseg tom qab nws tau raug rhuav tshem, thiab cov av nplaum uas tau muab faib los kuj yog ib yam khoom ntawm huab cua ntawm granite.Tab sis nws yuav mus ntev, ntev, yog li ntawm tib neeg lub sijhawm, granite yog zoo nkauj heev.