2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Andesite. Andesite yog volcanic (=extrusive igneous) pob zeb nrog rau nruab nrab rau cov ntsiab lus siab silica. Nws yog qhov sib npaug ntawm diorite diorite Diorite, ua ib qho kev sib xyaw ntawm cov zaub mov, sib txawv hauv nws cov khoom, tab sis feem ntau nws yog ib qho nyuaj (nws cov ntxhia tseem ceeb muaj hardnesses ntawm ncig 6 ntawmlub Mohs nplai). https://en.wikipedia.org › wiki › Diorite
Diorite - Wikipedia
- tib yam magma uas tsim cov diorite raws li kev nkag mus yuav dhau los ua andesite yog tawg.
Puas yog andesite a plutonic?
Andesite yog extrusive sib npaug ntawm plutonic diorite. Yam ntxwv ntawm subduction zones, andesite sawv cev rau hom pob zeb tseem ceeb hauv cov kob arcs. Qhov nruab nrab muaj pes tsawg leeg ntawm continental crust yog andesitic.
pob zeb dab tsi yog plutonic thiab volcanic?
Cov pob zeb tsis pom kev yog tsim los ntawm lava lossis magma. Magma yog molten pob zeb uas nyob hauv av thiab lava yog molten pob zeb uas tawg tawm ntawm qhov chaw. Ob hom pob zeb tseem ceeb yog plutonic pob zeb thiab pob zeb volcanic.
3 hom pob zeb volcanic yog dab tsi?
Muaj peb hom pob zeb: igneous, sedimentary, thiab metamorphic. Igneous pob zeb tsim thaum molten pob zeb (magma los yog lava) txias thiab solidifies.
Lub npe plutonic pob zeb yog dab tsi?
Gabbro. Gabbro yog silica-poor intrusive igneous (plutonic) pob zeb tshuaj sib npaug rau bas alt.
Pom zoo:
Vim li cas syenite yog plutonic igneous pob zeb?
Syenite yog pob zeb intrusive pob zeb Intrusive pob zeb yog tsim thaum magma nkag mus rau cov pob zeb uas twb muaj lawm, crystallizes, thiab solidifies underground tsim intrusion, xws li batholiths, dikes, sills, laccoliths, thiab volcanic caj dab.
Thaum volcanic eruption volcanic khoom puas yog?
Volcanic eruptions tsim peb yam khoom: gas, lava, thiab fragmented khib nyiab hu ua tephra. Cov ntaub ntawv dab tsi siv rau hauv kev tawg hluav taws kub? ash, ciders, kub tawg, thiab cov foob pob pov tseghauv cov khoom tawg yog cov khoom loj uas tau pom nyob rau hauv volcanic eruptions thoob ntiaj teb.
Volcanic eruption yog dab tsi?
Ib volcanic eruption yog thaum lava thiab roj tawm ntawm lub roob hluav taws-qee zaum tawg. … Hom eruption uas txaus ntshai tshaj plaws yog hu ua 'glowing avalanche' uas yog thaum tshiab magma ntws los rau sab ntawm lub roob hluav taws. volcanic eruption yog dab tsi thiab nws ua li cas?
Puas yog volcanic Island arcs?
Yog tias ob daim phiaj yog dej hiav txwv, xws li nyob rau sab hnub poob Pacific Dej hiav txwv, roob hluav taws tsim ib txoj kab nkhaus ntawm cov Islands tuaj, lub npe hu ua cov kob arc, uas yog sib npaug mus rau trench, Raws li nyob rau hauv cov ntaub ntawv ntawm Mariana Islands thiab cov nyob ib sab Mariana Trench.
Vim li cas volcanic eruptions yog unpredictable nyob rau hauv lub sij hawm luv luv?
Lub ntiaj teb lub peev xwm los hloov pauv txhua qhov hloov pauv? Yog vim li cas volcanoes tsis muaj lub sij hawm luv luv ntawm eruptions. Lawv yog inherently unpredictable. Cov xwm txheej no hloov pauv hauv lub tshuab hluav taws xob txhua lub sijhawm ib yam nkaus, uas txhais tau hais tias qhov kev sib hloov pauv hloov pauv rau txhua tus neeg lub roob hluav taws.
