Chert puas tuaj yeem translucent?
Chert puas tuaj yeem translucent?

Video: Chert puas tuaj yeem translucent?

Video: Chert puas tuaj yeem translucent?
Video: What mind emoji is your battery now? #shorts #satisfying 2024, Tej zaum
Anonim

Tsis zoo li quartz, chert yeej tsis pob tshab thiab notalways translucent . Cov xim ntawm chert muaj ntau yam ntawm dawb los ntawm liab thiab xim av mus rau dub, nyob ntawm seb muaj pes tsawg av nplaum ororganic teeb meem nws muaj. Nws feem ntau muaj qee qhov cim qhia ntawm nws cov keeb kwm, xws li txaj pw thiab lwm yam sedimentarystructures lossis microfossils.

Tsuas yog li ntawd, chert zoo li cas?

ːrt/) yog Ib qho nyuaj, nplua-grained sedimentary pob zeb muaj li ntawm cov muaju ntawm quartz (silica) uas yog me me (microcrystalline orcryptocrystalline). Chert yog Feem ntau ntawm cov keeb kwm lom (organic) tab sis kuj tuaj yeem tshwm sim tsis muaj sia raws li chemicalprecipitate los yog kev hloov pauv hloov pauv (piv txwv li, petrifiedwood).

Tsis tas li ntawd, qhov luster ntawm chert yog dab tsi? Nws muaj ib tug iav, los yog vitreous, luster , nws yog tus naj npawb xya ntawm Moh qhov ntsuas ntawm hardness, thiab nws tawg raws qhov sib npaug, lub plhaub zoo li lub dav hlau, cov cuab yeej hu ua conchoidalfracture.

Tsis tas li ntawd, dab tsi ib puag ncig yog chert tsim nyob rau hauv?

Chert yog ib pob zeb sedimentary uas muaj yuav luag tag nrho ntawm silica (SiO 2), thiab tuaj yeem daim ntawv hauv ntau txoj kev. Biochemical chert yog tsim Thaum cov pob txha siliceous ntawm marine plankton yog yaj thaum lub sij hawm diagenesis, nrog silica yog precipitated los ntawm cov resultingsolution.

Puas yog chert yog agate?

Jasper thiab Agate Qhov thib ob qhov chaw uas ua rau kom nce chert isin maj mam cuam tshuam cov leeg thiab cov qhov qhib uas sau nrog chalcedony kuj zoo. Cov khoom no feem ntau yog dawb mus rau liab thiab feem ntau muaj ib tug banded tsos. Pob zeb opaque hu ua jasper thiab pob zeb pob zeb hu ua agate . Ob qho tib si kuj yuav begemstones.

Pom zoo: