Goethite yog cov ntxhia hauv pawg diaspore, suav nrog hlau (III) oxide-hydroxide, tshwj xeeb yog "α" polymorph. Nws muaj nyob rau hauv cov av thiab lwm qhov chaw uas muaj qhov kub thiab txias xws li sediment. Goethite tau paub zoo txij thaum ub los rau nws siv los ua xim.
Puas yog goethite thiab limonite tib yam?
Nws muaj li ntawm 80 mus rau 90 feem pua Fe2O3 thiab kwv yees li 10 feem pua dej. Thaum lub cev qhuav dej, goethite tsim hematite; thaum dej, goethite dhau los ua limonite.
Dab tsi yog limonite ntxhia?
Kev piav qhia: Limonite yog ib lo lus dav dav rau kev sib xyaw ntawm cov hlau oxides zoo, feem ntau yog tus thawj coj los ntawm goethite, tab sis kuj tseem muaj hematite, lepidochrocite thiab lwm yam minerals. Nws tshwm sim los ntawm huab cua ntawm lwm cov ntxhia hlau, thiab tej zaum yuav raug nag los ntawm cov hlau nplua nuj nto lossis dej hauv av.
Qhov txawv ntawm limonite thiab hematite yog dab tsi?
yam ntxwv. Limonite yog qhov ntom ntom nrog lub ntiajteb txawj nqus tshwj xeeb ntawm 2.7 txog 4.3. … Cov streak ntawm limonite ntawm lub phaj porcelain unglazed yog ib txwm brownish, ib tug cim uas txawv nws ntawm hematite nrog ib tug liab streak, los yog los ntawm magnetite nrog ib tug dub streak.
Koj paub limonite li cas?
Limonite yuav tawm ntawm daj-rau-xim av, whereas haematite ua liab streak. Ob daim ntawv sib txawv ntawm haematite ob leeg tawm hauv xeb-liab streak. Qhov no yog ib qho yooj yim-paub daim ntawv ntawm hlau oxide, haematite. Daim ntawv puag ncig, bulbous yog piav raws li 'botryoidal', lub ntsiab lus zoo li txiv hmab hauv Greek.
