Coarse-grained sedimentary pob zeb, feem ntau muaj sandstones, grits, thiab conglomerates nrog alternate shales, uas yuav siv tau rau ua millstones.
pob zeb hom twg yog Millstone Grit?
Millstone Grit yog lub npe muab rau ib qho ntawm ntau cov xuab zeb ntxhib ntawm Carboniferous hnub nyooguas tshwm sim hauv tebchaws Askiv. Lub npe muab los ntawm nws siv nyob rau hauv lub sij hawm dhau los ua lub hauv paus ntawm millstones rau siv principally nyob rau hauv watermills.
Puas yog pob zeb sedimentary?
grit, sedimentary pob zeb uas muaj cov xuab zeb me me thiab pob zeb me me. Lub sij hawm roughly sib npaug rau lub sij hawm sandstone (q.v.).
Puas pob zeb yog sandstone?
Gritstone lossis grit yog a nyuaj, ntxhib-grained, siliceous sandstone lo lus no tshwj xeeb yog siv rau cov sandstones uas yog quarried rau cov khoom siv hauv tsev. … "Grit" feem ntau yog siv rau cov xuab zeb uas muaj cov xuab zeb angular. Tej zaum nws yuav muaj pebbles me me.
Dab tsi yog qhov txawv ntawm gritstone thiab sandstone?
Raws li nouns qhov txawv ntawm sandstone thiab gritstone
yog tias sandstone yog pob zeb sedimentary tsim los ntawm kev sib sau thiab compaction ntawm cov xuab zeb, cemented nrog av nplaum thiab lwm yam thaum gritstone yog ib daim ntawv ntawm sedimentary pob zeb, zoo ib yam li sandstone tab sis coarser.
