Andesite yog ib hom pob zeb volcanic uas feem ntau pom muaj nyob hauv thaj chaw volcanic thoob ntiaj teb. Nws yog tsim los ntawm solidification ntawm magma thiab yog tsim los ntawm plagioclase, pyroxene, thiab hornblende.
Andesite yog lub pob zeb zoo nkauj thiab ntau yam uas feem ntau siv hauv kev tsim kho thiab kev tsim kho vaj tse. Nws cov xim tsaus thiab nplua-grained kev ntxhib los mos ua rau nws muaj kev xaiv nrov rau paving pob zeb, vuas, thiab phab ntsa Feature. Andesite tseem paub txog nws cov kav ntev thiab ua haujlwm rau huab cua, ua rau nws xaiv zoo rau kev siv sab nraum zoov.
Ntxiv rau nws cov kev siv tswv yim, andesite tseem muaj nuj nqis rau nws qhov zoo nkauj zoo nkauj. Nws qhov tshwj xeeb kev ntxhib los mos thiab xim ua rau nws yog qhov kev xaiv nrov rau kev kho kom zoo nkauj, thiab nws feem ntau siv rau hauv cov duab puab thiab lwm yam kev kos duab.
Zuag qhia tag nrho, andesite yog lub pob zeb zoo nkauj thiab muaj txiaj ntsig uas muaj ntau yam kev siv thiab kev siv. Nws cov khoom tshwj xeeb ua rau nws muaj ntau yam khoom siv thiab ruaj khov uas yog qhov zoo tagnrho rau ntau yam haujlwm.
