Authigenic sedimentary minerals form thaum sedimentation by nag lossis recrystallization es tsis yog thauj los ntawm lwm qhov (allogenic) los ntawm dej lossis cua. … Nyob rau hauv metamorphic petrology ib tug authentic mineral yog ib tug tsim nyob rau hauv situ thaum lub sij hawm metamorphism, dua los ntawm nag los ntawm cov kua los yog recrystallization.
Authigenic sediment tsim li cas?
Ntseeg sediment, dej hiav txwv tob uas muaj tau tsim nyob rau hauv qhov chaw ntawm ntug hiav txwv. Kev sib xyaw me me ua rau muaj sulfides, kev sib xyaw liberal yields manganese-nplua nuj crustal khoom, thiab nruab nrab tej yam kev mob ua rau cov sediments enriched nyob rau hauv hlau thiab manganese. …
Dab tsi yog pob zeb muaj tseeb?
Authigenic minerals. Minerals uas yog tsim nyob rau hauv sediment los yog ib tug sedimen- tary pob zeb. Lawv lub hauv paus chiv keeb txawv lawv los ntawm cov zaub mov uas tsim lwm qhov thiab hloov mus rau qhov chaw ntawm deposition (detrital minerals). Cov zaub mov muaj tseeb tsim ntawm lub ntiaj teb saum npoo thiab thaum lub sij hawm faus tom qab.
Authigenesis geology yog dab tsi?
Authigenesis hais txog rau cov txheej txheem uas cov zaub mov tsim, nyob rau hauv qhov chaw, hauv cov pob zeb thiab cov pob zeb sedimentary. Xws li cov zaub mov raug xa mus rau cov zaub mov muaj tseeb. Nyob rau hauv sib piv, detrital minerals yog erosion khoom deposited nyob rau hauv depositional ib puag ncig.
Authigenic sediments hlob nyob qhov twg?
Authigenic (los yog Hydrogenous) Sediments: Precipitates los ntawm seawater los yoglos ntawm interstitial dej. Tsis tas li cov khoom ntawm kev hloov pauv thaum muaj tshuaj lom neeg thaum ntxov nyob rau hauv cov av xaum tshiab.
