Cov txheej txheem:
Video: Dab tsi yog pob zeb thiab minerals Qib 4?
2024 Tus sau: Miles Stephen | [email protected]. Kawg hloov kho: 2023-12-15 23:36
Cov ntxhia , Pob zeb , thiab Av
Cov ntsiab lus cov ntxhia , thiab cov ntxhia daim ntawv pob zeb . Ntau hom pob zeb - igneous, sedimentary, thiab metamorphic - hloov ntawm ntau lub ntsiab lus hauv lub voj voog pob zeb. Los ntawm cov txheej txheem ntawm huab cua thiab yaig, pob zeb hloov, tawg, thiab txav mus.
Yog li ntawd, qhov txawv ntawm pob zeb thiab pob zeb hauv qib 4 yog dab tsi?
Txawm hais tias qee qhov yuav zoo sib xws ntawm qhov chaw, pob zeb thiab cov ntxhia txawv vim cov ntxhia muaj cov tshuaj muaj pes tsawg leeg tab sis pob zeb tsis txhob. Pob zeb feem ntau yog ua los ntawm ob lossis ntau dua cov ntxhia . Lawv tuaj yeem muaj cov pob txha, tab sis cov ntxhia tsis txhob. A pob zeb yog ib qho khoom loj loj ntawm consolidated los yog unconsolidated ntxhia teeb meem.
Tsis tas li ntawd, dab tsi yog pob zeb rau cov menyuam yaus? A pob zeb yog ib qho khoom ua los ntawm ib pawg ntawm cov minerals sib txawv. Pob zeb feem ntau tsis zoo ib yam los yog tsim los ntawm cov qauv tseeb uas tuaj yeem piav qhia los ntawm cov qauv kev tshawb fawb. Cov kws tshawb fawb feem ntau cais pob zeb los ntawm lawv li cas los yog tsim. Muaj peb hom loj ntawm pob zeb : Metamorphic, Igneous, thiab Sedimentary.
Hais txog qhov no, dab tsi yog pob zeb thiab nws hom?
Pob zeb tsis yog tib yam! Peb hom tseem ceeb, lossis chav kawm, ntawm pob zeb yog sedimentary, metamorphic, thiab igneous thiab qhov sib txawv ntawm lawv yuav tsum ua li cas lawv raug tsim. Sedimentary pob zeb yog tsim los ntawm cov khoom ntawm cov xuab zeb, plhaub, pebbles, thiab lwm yam khoom tawg.
5 hom pob zeb yog dab tsi?
Pob zeb: Igneous, Metamorphic thiab Sedimentary
- Andesite.
- Basalt.
- Dacite.
- Diabase.
- Diorite.
- Gabbro.
- Granite.
- Obsidian.
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