Rhyolite yog ib qho extrusive igneous pob zeb nrog cov ntsiab lus silica siab heev. Nws feem ntau yog xim liab lossis grey nrog cov nplej me me uas lawv nyuaj rau saib yam tsis muaj tes lo ntsiab muag.
piav qhia ntawm rhyolite yog dab tsi?
Rhyolite yog a nplua-grained extrusive igneous pob zeb lossis volcanic pob zeb. Nws yog xim daj ntseg, feem ntau lub teeb grey, tan los yog pinkish. Rhyolite yog tsim los ntawm quartz thiab feldspar crystals, thiab qee zaus muaj qee cov mafic (xim tsaus) cov zaub mov. … Thaum rhyolite erupts ntsiag to nws tsim lava ntws.
Cov khoom ntawm rhyolite yog dab tsi?
Rhyolite yog lub pob zeb tsis muaj zog, volcanic pob zeb. Nws yog nplua nuj nyob hauv silicon nrog kev ntxhib los mos uas tuaj yeem ua iav, nplua nplej lossis sib xyaw ntawm cov siv lead ua ntau ntau. Ntuj rhyolite qhia ntsuab, qab zib thiab qee zaus xim av tones nrog cov qauv thiab suav nrog.
Peb yam ntxwv ntawm rhyolite yog dab tsi?
2.1 Felsic Extrusive Igneous Pob Zeb. Rhyolite yog extrusive sib npaug ntawm granite magma. Nws yog tsim los ntawm quartz, K-feldspar thiab biotite. Tej zaum nws yuav muaj ib qho kev ntxhib los mos los ntawm glassy, aphanitic, porphyritic, thiab los ntawm kev taw qhia ntawm cov pob zeb me me uas cuam tshuam cov lava ntws.
Tus yam ntxwv ntawm rhyolite yog dab tsi?
Rhyolite yog ib qho extrusive igneous pob zeb nrog cov ntsiab lus silica siab heev. Nws feem ntau yog liab lossis grey hauv cov xim nrog cov nplej yog lime me uas lawv tsis yooj yim los soj ntsuam yam tsis muaj tes lo ntsiab muag. Rhyolite yog tsim los ntawm quartz, plagioclase, thiab sanidine, nrog me me ntawm hornblende thiab biotite.
