Labarai - Me yasa dutsen granite yake da ƙarfi da dorewa?

Me yasa dutsen granite yake da ƙarfi da dorewa?
Graniteyana daya daga cikin duwatsu mafi karfi a cikin dutsen.Ba kawai wuya ba, amma ba a sauƙaƙe ta hanyar ruwa ba.Ba shi da saukin kamuwa da yashwar acid da alkali.Yana iya jure fiye da 2000 kg na matsa lamba da murabba'in santimita.Weathering ba ya da wani bayyananne tasiri a kan shi shekaru da yawa.

Bayyanar granite har yanzu yana da kyau sosai, sau da yawa yana bayyanabaki, fari, launin toka, rawaya, launi na fure, fure da sauransu akan launi mara zurfi, tsaka-tsakin tabo na baki, kyakkyawa da karimci.Abubuwan da ke sama, ya zama babban zaɓi a cikin dutsen gini.Dutsen dutsen abin tunawa da jaruman jama'a a dandalin Tiananmen na birnin Beijing an yi shi ne daga wani dutsen dutse da aka yi jigilar su daga Laoshan na lardin Shandong.

Me yasa granite yana da waɗannan halaye?
Bari mu fara bincika abubuwan da ke cikinsa.Daga cikin nau'o'in ma'adinai da suka hada da granite, fiye da 90% sune ma'adanai biyu, feldspar da quartz, wadanda kuma sune mafi yawan feldspar.Feldspar sau da yawa fari ne, launin toka, ja, kuma ma'adini ba shi da launi ko launin toka, wanda ya ƙunshi ainihin launuka na granite.Feldspar da quartz sune ma'adanai masu wuyar gaske kuma suna da wuyar motsawa da wukake na karfe.Amma ga wuraren duhu a cikin granite, galibi baki mica da sauran ma'adanai.Ko da yake baƙar fata yana da laushi, ba shi da rauni wajen tsayayya da matsa lamba, kuma abubuwan da ke cikin granite suna da ƙananan ƙananan, sau da yawa kasa da 10%.Wannan shine ingantaccen yanayin kayan granite.
Wani dalilin da ya sa granite ke da ƙarfi shi ne, ƙwayar ma'adinan sa suna da maɓalli sosai ga juna, kuma kofofin sau da yawa suna lissafin ƙasa da 1% na jimlar adadin dutsen.Wannan yana ba da granite ikon tsayayya da matsa lamba mai ƙarfi kuma ba shi da sauƙin shiga ta ruwa.

Granite ko da yake yana da ƙarfi musamman, amma a cikin dogon lokaci na hasken rana, iska, ruwa da ilmin halitta, za a yi ranar "ruɓe", za ku iya gaskata shi?Yawancin yashi a cikin kogin shine hatsi na quartz da aka bari a baya bayan an lalata shi, kuma yumbu da aka rarraba shi ma samfurin yanayi ne na granite.Amma zai zama dogon lokaci mai tsawo, don haka dangane da lokacin ɗan adam, granite yana da ƙarfi sosai.