Hematite yog pom raws li cov pob zeb tseem ceeb thiab ua cov khoom hloov pauv hauv cov pob zeb tsis zoo, metamorphic, thiab sedimentary pob zeb. … Nws kuj tuaj yeem tsim tau thaum kev sib cuag metamorphism thaum kub magmas hnov qab nrog cov pob zeb uas nyob ib sab. Qhov tseem ceeb tshaj plaws hematite deposits tsim nyob rau hauv sedimentary ib puag ncig.
hematite tuaj qhov twg?
Cov deposits tseem ceeb tshaj plaws ntawm hematite yog sedimentary hauv keeb kwm. Lub ntiaj teb kev tsim khoom loj tshaj plaws (ze li 75 lab tons ntawm hematite txhua xyoo) los ntawm sedimentary deposit nyob rau hauv Lake Superior koog tsev kawm ntawv hauv North America.
Puas yog hematite tshwm sim?
Hematite yog ib txwm tshwm sim ntxhia thiab ib hom hlau ore. Cov lus hauv qab no piav qhia txog kev hloov pauv ntawm lub cev thiab tshuaj lom neeg tshwm sim rau hematite. Cov khoom hematite sib cais los ntawm ib leeg tab sis nyob twj ywm tib yam khoom.
YYuav ua li cas ua hematite?
Hematite tuaj yeem tsim los ntawm deuteric kub oxidation ntawm titanomagnetite thaum txiaslos yog los ntawm kev hloov pauv ntawm titanomaghemite thaum rov ua dua.
hematite yog dab tsi?
Hematite yog tsim los ntawm hlau thiab oxygen-ib hom hlau oxide. Nws siv nws lub npe los ntawm lo lus Greek rau "ntshav," thiab yog xim rusty hauv hmoov. Fine-grained hematite pab muab Mars nws tus yam ntxwv xim liab.
