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Puas yog quartzite zoo dua li granite?
Puas yog quartzite zoo dua granite? Granite thiab quartzite ob leeg tawv dua marble, ua rau lawv zoo ib yam rau kev siv hauv kev kho kom zoo nkauj hauv tsev. Quartzite, ntawm qhov tod tes, nyuaj dua me ntsis. Granite muaj Mohs hardness ntawm 6-6.5, thaum quartzite muaj Mohs hardness ntawm ...Nyeem ntxiv -
Vim li cas pob zeb granite thiaj li muaj zog thiab ruaj khov?
Vim li cas pob zeb granite thiaj li muaj zog thiab ruaj khov? Granite yog ib qho ntawm cov pob zeb muaj zog tshaj plaws hauv pob zeb. Nws tsis yog tsuas yog tawv xwb, tab sis tsis yooj yim yaj los ntawm dej. Nws tsis yooj yim rau kev yaig los ntawm kua qaub thiab alkali. Nws tuaj yeem tiv taus ntau dua 2000 kg ntawm lub siab ib square centimeter...Nyeem ntxiv -
Txog qhov sib txawv ntawm marble thiab granite
Txog qhov sib txawv ntawm marble thiab granite Txoj kev kom paub qhov txawv ntawm marble thiab granite yog saib lawv cov qauv. Cov qauv ntawm marble yog nplua nuj, cov kab qauv yog du, thiab kev hloov xim yog nplua nuj. Cov qauv granite yog speckled, tsis muaj cov qauv pom tseeb, thiab cov xim feem ntau yog dawb ...Nyeem ntxiv
