Zitsanzo za Metamorphic Rock 24 Mitundu

E42.1526

Kufotokozera Kwachidule:


Mankhwala Mwatsatanetsatane

Zogulitsa

Mitundu 24 / bokosi, kukula kwa bokosi 39.5x23x4.5cm

Malingana ndi chibadwa chawo, miyala imagawika m'magulu atatu: miyala ya igneous (miyala yamaginito), miyala ya sedimentary ndi miyala ya metamorphic. M'mbali yonseyi, miyala ya igneous imakhala pafupifupi 95%, miyala ya sedimentary imakhala yochepera 5%, ndipo miyala ya metamorphic ndiyocheperako. Komabe, m'magawo osiyanasiyana, magawidwe amitundu itatu yamiyala amasiyana kwambiri. 75% yamatanthwe omwe ali pamwamba pake ndi miyala ya sedimentary, ndipo ndi 25% yokha yamiyala yamagneous. Kutali kwambiri kuchokera pamwamba, ndipamene miyala yamagetsi imasinthasintha. Kutumphuka kwakuya ndi chovala chakumtunda makamaka zimapangidwa ndi miyala ya igneous ndi miyala ya metamorphic. Miyala ya Igneous imapanga 64.7% ya voliyumu yonse, miyala ya metamorphic imakhala 27.4%, ndipo miyala ya sedimentary imakhala 7.9%. Pakati pawo, basalt ndi gabbro amawerengera 65.7% mwa miyala yonse yamiyala, ndipo miyala yamwala ndi miyala ina yowala imakhala pafupifupi 34%.
Kusiyana kwamitundu itatu iyi yamiyala sikutali kwenikweni. Mchere momwe amasinthira, malo awo amasinthanso. Nthawi ndi chilengedwe zikasintha, amasandulika miyala yamtundu wina


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