Talc yog softest thiab pob zeb diamond yog qhov nyuaj tshaj. Txhua cov ntxhia tuaj yeem khawb tsuas yog cov hauv qab nws ntawm qhov ntsuas. … Txuas ntxiv ua qhov no nrog cov txheej txheem nyuaj - gypsum, calcite thiab lwm yam. Yog hais tias, piv txwv li, koj mineral tuaj yeem khawb los ntawm fluoritetab sis tsis yog los ntawm calcite, nws yuav muaj qhov tawv ntawm peb thiab ib nrab.
Yuav ua li cas cov pob zeb tuaj yeem khawb los ntawm lwm cov pob zeb?
Mineral Hardness Identity
Mineral C tuaj yeem khawb los ntawm txhua yam ntxhia.
Can a copper penny scratch calcite?
Cov khoom siv uas tsis yog Mohs tus qauv minerals tau muab tso rau hauv Mohs nplai. … Ib qho ntxhia lossis lwm yam khoom siv uas muaj tus lej hardness ntau dua tuaj yeem khawb txhua yam uas muaj tus lej sib npaug lossis qis dua. Yog li, ib lub nyiaj tooj liab tuaj yeem khawb calcite, gypsum thiab talc, thaum tus ntiv tes tuaj yeem khawb tsuas yog gypsum thiab talc.
Puas tau kos fluorite?
Kev ntsuas cov ntxhia ntawm cov nplai hardness yog txiav txim siab los ntawm kev kuaj kos. … Txij li thaum Fluorite yog 4 ntawm qhov ntsuas nws txhais tau tias fluorite tuaj yeem khawb tag nrho cov ntxhia hauv qab nws tab sis tsis raug khawb los ntawm lawv. Tsis tas li ntawd, yog tias ib lub nyiaj npib tuaj yeem khawb cov pob zeb nws tus nqi 3, tus ntiv tes yog 2.5, riam hniav 5.5, iav 5.5 thiab cov ntaub ntawv hlau 6.5.
Can calcite txiav iav?
No. Ib yam ntxhia uas nyuaj dua 5.5 yuav txiav iav, thiab muaj ntau pua cov minerals uas nyuaj dua 5.5. … Nrog lub hardness ntawm 3,calcite yog softer dua iav (5.5), yog li nws tsis tawm ntawm khawb.
