Video: Dab tsi ntawm pob zeb yog xiav?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Cov pob zeb xiav thiab cov zaub mov tsis tshua muaj, thiab qhov ntawd yog qhov ua rau sodalite nthuav ntxhia . Nws yog igneous ntxhia npe rau nws cov ntsiab lus sodium. Nws feem ntau tshwm sim nyob rau hauv ntau yam ntawm xiav hues, tab sis xim dawb thiab paj yeeb kuj muaj.
Yog li ntawd, hom pob zeb twg yog xiav?
"Bluestone" yog ib lo lus uas feem ntau hais txog sedimentary pob zeb , zoo li sandstone lossis limestone, uas tshwm sim xiav - grey hauv xim.
Ib yam li ntawd, dab tsi ua rau pob zeb xiav? Cov huab cua sib sib zog nqus, tshwj xeeb tshaj yog nyob rau saum cov hlau nplua nuj pob zeb thiab ore lub cev, tsim ntau yam oxides thiab hydrated minerals nrog cov xim muaj zog. Feem ntau xiav /bluish minerals ntawm hom no muaj xws li azurite, chalcanthite, chrysocolla, linarite, opal, smithsonite, turquoise, thiab vivianite.
Raws li, dab tsi mineral yog xiav nyob rau hauv cov xim?
Azurite
Lub pob zeb twg yog xim liab?
Mineral amethyst. Amethyst yog cov pob zeb zoo nkauj thiab pob zeb. Nws yog tus ntshav liab ntau yam ntawm cov pob zeb hauv av Quartz, thiab nws cov txiaj ntsig zoo tshaj plaws thiab khoom plig ntau yam. Nws lub npe muab los ntawm Greek "amethystos", uas txhais tau hais tias "tsis qaug dej qaug cawv", raws li Amethyst nyob rau hauv ancient sij hawm tau xav kom tiv thaiv kev qaug cawv.
Pom zoo:
Dab tsi yog qhov txawv ntawm cov pob zeb tsis foliated thiab foliated metamorphic pob zeb?
Foliated metamorphic pob zeb xws li gneiss, phyllite, schist, thiab slate muaj ib txheej txheej los yog banded zoo li uas yog tsim los ntawm raug tshav kub thiab qhia siab. Non-foliated metamorphic pob zeb xws li hornfels, marble, quartzite, thiab novaculite tsis muaj txheej txheej lossis banded zoo li
Dab tsi yog pob zeb tsim cov ntxhia pob zeb?
Cov pob zeb tsim cov zaub mov yog: feldspars, quartz, amphiboles, micas, olivine, garnet, calcite, pyroxenes. Minerals tshwm sim nyob rau hauv ib lub pob zeb nyob rau hauv me me yog hu ua "accessory minerals"
Lub npe rau lub pob zeb nruab nrab ntawm cov pob zeb uas txias heev yog dab tsi?
Extrusive igneous pob zeb
Dab tsi yog cov pob zeb niam txiv ntawm cov pob zeb metamorphic?
Metamorphic pob zeb Metamorphic pob zeb Texture Niam txiv pob zeb Phyllite Foliated Shale Schist Foliated Shale, granite thiab volcanic pob zeb Gneiss Foliated Shale, granite thiab volcanic pob zeb Marble Nonfoliated Limestone, dolostone
Dab tsi ntawm pob zeb ua rau ib qho chaw pob zeb?
Sedimentary pob zeb