Cov piv txwv ntawm cov pob zeb tsis foliated metamorphic yog dab tsi?
Cov piv txwv ntawm cov pob zeb tsis foliated metamorphic yog dab tsi?

Video: Cov piv txwv ntawm cov pob zeb tsis foliated metamorphic yog dab tsi?

Video: Cov piv txwv ntawm cov pob zeb tsis foliated metamorphic yog dab tsi?
Video: Vajstwv Piv Li Lub Pob Zeb || Thoob Ham Nkauj Hmoob 2023 2024, Hlis ntuj nqeg
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Foliated metamorphic pob zeb xws li gneiss, phyllite, schist, thiab slate muaj txheej txheej los yog banded zoo li yog ua los ntawm kev raug tshav kub thiab qhia siab. Tsis yog - foliated metamorphic pob zeb xws li hornfels, marble, quartzite, thiab novaculite tsis muaj txheej txheej lossis banded zoo li.

Yog li ntawd, dab tsi yog cov pob zeb tsis foliated metamorphic?

Tsis yog - foliated metamorphic pob zeb tshwm loj los yog granular yam tsis muaj cov yam ntxwv thaum uas tig mus ntxhia nplej hauv foliated pob zeb . Tsis yog - foliated metamorphic pob zeb raug cais raws li lawv qhov muaj pes tsawg leeg. Marble, quartzite, thiab soapstone yog cov piv txwv ntawm tsis yog - foliated metamorphic pob zeb.

Ib tug kuj yuav nug, qhov twg yog cov pob zeb tsis foliated metamorphic tsim? Nonfoliated metamorphic pob zeb yog tsim nyob ib ncig ntawm igneous intrusion qhov twg qhov kub thiab txias tab sis cov pressures kuj qis thiab sib npaug ntawm txhua qhov kev qhia (confining siab).

Ib yam li ntawd, peb qhov piv txwv ntawm Nonfoliated metamorphic pob zeb yog dab tsi?

Piv txwv ntawm pob zeb nonfoliated yog quartzite, marble thiab anthracite thee.

Dab tsi yog cov pob zeb tsis foliated siv rau?

Ib qho nonfoliated meta-morphic pob zeb yog marble, uas tsim los ntawm limestone. Marble yog siv li ib lub pob zeb zoo nkauj. Nws yog qhov zoo rau carving thiab sculpting. Vim yog marble nonfoliated , nws ua tsis yog phua rau hauv cov khaubncaws sab nraud povtseg raws li tus kws kos duab ua haujlwm nrog nws.

Pom zoo: