Cov txheej txheem:
- Puas yog porphyritic intrusive thiab extrusive?
- Puas yog porphyritic intrusive?
- Yuav ua li cas cov pob zeb igneous yog porphyritic?
- pob zeb porphyritic tsim li cas?
Video: Puas yog porphyritic intrusive lossis extrusive?
2024 Tus sau: Fiona Howard | [email protected]. Kawg hloov kho: 2024-01-10 06:38
Porphyritic kev ntxhib los mos - andesite: Qhov no yog ib qho extrusive igneous pob zebCov magma uas nws tsim txias maj mam rau ib pliag tob hauv qab ntawm qhov chaw (ua cov pob zeb loj), ces Ua tiav txias sai heev thaum nws tawm ntawm qhov chaw, tsim cov hmoov av zoo.
Puas yog porphyritic intrusive thiab extrusive?
Porphyry yog lub pob zeb tsis pom kev uas muaj cov pob zeb loj dua (phenocrysts) hauv cov av nplaum zoo. … Qhov tseeb porphyry raws li kev txhais lus no yog ib lub pob zeb intrusive. Extrusive (lava) pob zeb tej zaum yuav muaj porphyritic kev ntxhib los mos tab sis nws yuav tsum muaj lub npe porphyritic pob zeb, tsis yog porphyry 3
Puas yog porphyritic intrusive?
Nov yog pob zeb porphyritic. … Ib tug porphyritic volcanic xuab zeb lis, raws li pom nyob rau hauv lub petrographic microscope. Cov nplej loj hauv nruab nrab yog cov chav sib txawv ntau dua li cov koob me me zoo li cov muaju nyob ib puag ncig nws.
Yuav ua li cas cov pob zeb igneous yog porphyritic?
Kev piav qhia: Ib qho kev ntxhib los mos porphyritic yog ib qho uas muaj cov muaju loj (phenocrysts) hauv cov av loj (aphanitic part). Yog li, ntau pob zeb yog porphyritic: andesite, granite thiab txawm tias qee qhov bas alts.
pob zeb porphyritic tsim li cas?
A porphyritic kev ntxhib los mos yog tsim thaum magma uas tau maj mam txias thiab crystallising nyob rau hauv lub ntiaj teb lub crust yog dheev erupted nyob rau saum npoo, ua rau cov seem uncrystallised magma kom txias saiQhov kev ntxhib los mos yog yam ntxwv ntawm feem ntau pob zeb volcanic. … Qhov kev ntxhib los mos no nthuav tawm los ntawm qee cov pob zeb volcanic.
Pom zoo:
Dab tsi yog qhov txawv ntawm cov pob zeb intrusive thiab extrusive?
Cov pob zeb Extrusive yog tsim nyob rau saum npoo ntawm lub ntiaj teb los ntawm lava, uas yog magma uas tau tawm hauv av. Cov pob zeb intrusive yog tsim los ntawm magma uas ua kom txias thiab khov hauvlub pob zeb ntawm lub ntiaj teb . Dab tsi yog qhov sib txawv ntawm cov pob zeb tawg thiab extrusive quizlet?
Dab tsi yog pob zeb extrusive?
Extrusive pob zeb, ib pob zeb uas tau los ntawm magma (molten silicate khoom) uas tau nchuav tawm los yog tawm ntawm lub ntiaj teb saum npoo. Ob lub lava ntws thiab cov khib nyiab pyroclastic (fragmented volcanic khoom) yog extrusive; Lawv feem ntau yog glassy (obsidian)los yog finely crystalline (bas alts thiab felsites).
Yuav ua li cas kov yeej ocd intrusive xav?
7 Lub Tswv Yim Yuav Ua Li Cas Thiaj Tsis Muaj Kev Xav Nkag siab yog vim li cas Kev xav cuam tshuam cuam tshuam koj. … Nkauj Ntseeg Tawm Tshiab. … Tsis txhob ntshai txoj kev xav. … Tseem xav tsis thoob tsawg tus kheej. … Stop hloov koj tus cwj pwm.
Leej twg ua porphyritic textures daim ntawv?
Ib qho porphyritic kev ntxhib los mos yog tsim thaum magma uas tau maj mam txias thiab crystallising nyob rau hauv lub ntiaj teb lub crust yog dheev erupted ntawm nto, ua rau cov seem uncrystallised magma kom txias sai heev. Qhov kev ntxhib los mos yog cov yam ntxwv ntawm feem ntau pob zeb volcanic .
Vim li cas cov pob zeb andesitic feem ntau yog porphyritic?
Andesite feem ntau yog porphyritic, muaj cov muaju loj (phenocrysts) ntawm plagioclase tsim ua ntej extrusion uas coj cov magma rau saum npoo, embedded nyob rau hauv ib tug finer-grained matrix . Porphyritic andesite ua li cas? Porphyritic kev ntxhib los mos - andesite:
