2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
pob zeb Porphyritic tej zaum yuav yog pob zeb aphanites lossis pob zeb extrusive, nrog cov pob zeb loj lossis cov phenocrysts ntab hauv cov av nplua nuj hauv av Cov matrix lossis cov pob zeb hauv av yog cov khoom zoo tshaj plaws ntawm cov khoom uas loj dua. nplej, crystals los yog clasts yog embedded. Lub matrix ntawm lub pob zeb igneous muaj cov finer-grained, feem ntau microscopic, muaju nyob rau hauv uas loj crystals (phenocrysts) yog embedded. https://en.wikipedia.org › wiki › Matrix_(geology)
Matrix (geology) - Wikipedia
ntawm cov pob zeb uas tsis pom, zoo li hauv cov pob zeb porphyritic bas alt, lossis phanerites lossis cov pob zeb intrusive, nrog cov muaju ntawm cov av nplaum yooj yim sib txawv ntawm lub qhov muag, tab sis ib pawg ntawm cov muaju …
Puas yog porphyritic intrusive?
Porphyritic kev ntxhib los mos yog ib qho kev ntxhib los mos ntau heev hauv cov pob zeb uas tsis muaj zog uas muaj cov muaju loj (phenocrysts) tau muab tso rau hauv cov khoom zoo-grained. Porphyry yog ib lub pob zeb uas tsis muaj zog uas muaj cov muaju loj (phenocrysts) nyob rau hauv cov hmoov nplej zoo. … Muaj tseeb porphyry raws li kev txhais lus no yog ib pob zeb intrusive.
Puas yog pob zeb igneous porphyritic?
Intrusive rocks form plutons thiab thiaj li tseem hu ua plutonic. Lub pluton yog lub cev pob zeb uas tsis muaj zog uas tau txias hauv lub pob zeb. Thaum magma txias nyob rau hauv lub ntiaj teb, qhov txias pib maj mam. Kev ua kom txias qeeb tso cai rau lub sijhawm rau cov pob zeb loj tuaj, yog li cov pob zeb tsis pom kev nkag mus tau pomsiv lead ua.
pob zeb dab tsi yog porphyritic?
Porphyritic kev ntxhib los mos yogigneous pob zeb kev ntxhib los mosnyob rau hauv uas cov muaju loj yog teem rau hauv cov hmoov nplej zoo los yog iav hauv av. Porphyritic textures tshwm sim nyob rau hauv ntxhib, nruab nrab thiab nplua-grained igneous pob zeb. Feem ntau cov crystals loj dua, hu ua phenocrysts, tsim ua ntej hauv crystallisation ib ntus ntawm magma.
hom pob zeb twg muaj kev cuam tshuam?
Intrusive, los yog plutonic, pob zeb tsis muaj zog cov ntaub ntawv thaum magma nkag mus tob rau hauv lub ntiaj teb.
Pom zoo:
Pob zeb pob zeb puas tuaj yeem yog ntau tshaj?
Lub plural form of cornerstone yog pob zeb. Puas muaj ntau lub hauv paus pob zeb? xov xwm no tsis tau txhais hais tias koj yuav muaj peev xwm tso ntau Cornerstones rau ntawm daim ntawv qhia ntawm lub siab nyiam, tab sis tsuas yog txhais tau tias players tuaj yeem tsim txog 4 Cornerstones thiab sib pauv ntawm cov qauv ntawm yuav.
Puas yog pob zeb yog pob zeb?
Ib pob zeb yog feem ntau yog cov ntxhia, tab sis nws yog ib qho uas tau tsim cov muaju thiab tom qab ntawd raug txiav thiab polished kev tshaj lij los ua cov hniav nyiaj hniav kub. … Qee lub gemstones semiprecious muaj xws li amethyst, garnet, citrine, turquoise, thiab opal.
Puas yog kev cuam tshuam thiab kev cuam tshuam?
Reflection cuam tshuam nrog kev hloov pauv ntawm nthwv dej thaum lawv dhia tawm ntawm qhov thaiv. Kev cuam tshuam ntawm nthwv dej cuam tshuam nrog kev hloov pauv ntawm cov nthwv dej thaum lawv dhau los ntawm ib qho nruab nrab mus rau lwm qhov.
Puas yog leucite yog pob zeb lossis pob zeb?
Leucite, yog ib qho tseem ceeb tshaj plaws ntawm feldspathoid feldspathoid feldspathoid, ib qho ntawm ib pawg ntawm alkali aluminosilicate minerals zoo ib yam li cov feldspars hauv tshuaj muaj pes tsawg leeg tab sis txawm tias muaj qis dua silica-alkali piv.
Cov xuab zeb ntau npaum li cas cuam tshuam rau pob zeb sib xyaw?
BULKING OF SAND:- Qhov no ua rau nce ntawm cov xuab zeb. Ntau dhau ntawm cov dej noo hauv cov xuab zeb ua rau cov pob zeb tsis tshua muaj zog thiab poob nws lub zog. Nco ntsoov, muaj cov dej noo ntau dhau ua rau kev ua haujlwm ntawm cov pob zeb ua haujlwm tab sis poob nws lub zog.
