Granite porphyry yog dab tsi?
Granite porphyry yog dab tsi?

Video: Granite porphyry yog dab tsi?

Video: Granite porphyry yog dab tsi?
Video: Granite in Thin Section | Intrusive Igneous Rock under Microscope | PPL & XPL | Optical Petrology 2024, Lub peb hlis ntuj
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Kev txhais ntawm granite porphyry . Lub pob zeb hypabyssal txawv ntawm quartz porphyry los ntawm qhov muaj cov phenocrysts me me ntawm mica, amphibole, los yog pyroxene nyob rau hauv nruab nrab-rau nplua-grained av.

Yog li ntawd, qhov txawv ntawm porphyry thiab granite yog dab tsi?

Granite yog ib qho nyuaj, granular, crystalline igneous pob zeb uas feem ntau yog quartz, mica, thiab feldspar thiab feem ntau yog siv los ua lub tsev pob zeb. Porphyry yog xim liab-xim av rau ntshav igneous pob zeb uas muaj phenocrysts loj ntawm ntau yam minerals embedded hauv a zoo-grained matrix.

Ib tug kuj yuav nug, porphyry zoo li cas? Porphyry . Porphyry yog ib lub pob zeb uas tsis muaj zog uas muaj porphyritic kev ntxhib los mos. Porphyritic kev ntxhib los mos yog ib qho kev ntxhib los mos heev hauv cov pob zeb uas tsis muaj zog uas muaj cov pob zeb loj (phenocrysts) yog embedded nyob rau hauv ib tug nplua-grained groundmass. Porphyry yog ib lub pob zeb uas tsis muaj zog uas muaj cov muaju loj (phenocrysts) nyob rau hauv cov hmoov nplej zoo.

Kuj nug, porphyry siv rau dab tsi?

Porphyry tooj liab Lub sij hawm porphyry kuj yog siv rau mineral deposit hu ua "tooj liab porphyry ". Cov theem sib txawv ntawm cov cua txias uas tsim cov porphyritic textures nyob rau hauv intrusive thiab hypabyssal porphyritic pob zeb kuj ua rau ib tug sib cais ntawm yaj hlau mus rau hauv ib cheeb tsam.

porphyry nyob qhov twg?

Niaj hnub Porphyry Quarries Porphyry tam sim no quarried nyob rau hauv ntau lub teb chaws suav nrog Ltalis (ze Trentino raws li qhia ntawm txoj cai), Argentina thiab Mexico. Porphyry yog khoom plig rau nws zoo compressive zog thiab exceptional durability. Vim li no nws yog tam sim no feem ntau siv los ua paving pob zeb.

Pom zoo: