Lub Ankober meteorite, stony meteorite cais raws li cov chondrite zoo tib yam, uas tau poob hauv Ethiopia xyoo 1942. Ib qho chaw tau saws thiab polished, nthuav tawm cov qauv sab hauv. Lub teeb me ntsis yog npib tsib xee-hlau alloy; cov grey matrix ib puag ncig yog tsim los ntawm silicate minerals.
Puas yog chondrite yog meteorite?
A chondrite /ˈkɒndraɪt/ yog a pob zeb (non-metallic) meteorite uas tsis tau hloov kho, los ntawm kev yaj lossis sib txawv ntawm niam txiv lub cev. Lawv tau tsim thaum muaj ntau hom hmoov av thiab cov nplej me me nyob rau hauv lub Hnub Ci Hnub Nyoog thaum ntxov tau lees paub los ua cov hnub qub qub.
Dab tsi yog chondrites?
Cov chondrites zoo tib yam (qee zaus hu ua O chondrites) yog ib chav kawm ntawm pob zeb chondritic meteorites. Lawv nyob deb ntawm cov pab pawg coob tshaj plaws thiab suav txog 87% ntawm txhua qhov kev pom. Yog li ntawd, lawv tau muab lub npe hu ua "zoo tib yam ".
Vim li cas chondrite suav tias yog lub hnub qub qub?
Carbonaceous chondrites yog qhov sib cav tseem ceeb tshaj plaws ntawm cov meteorite rau peb qhov laj thawj. Ua ntej, cov tswv cuab ntawm pawg CI muaj cov txheej txheem tseem ceeb tshaj plaws ntawm ib qho chondrite -i.e., lawv cov ntsiab lus tsis hloov pauv zoo ib yam li lub hnub.
pob zeb dab tsi yog chondrite meteorite?
Zoo li pob zeb hauv ntiaj teb, qhov chaw pob zeb tuaj yeem ua rau tsis pom kev, sedimentary, lossis metamorphic. Chondrite Meteorite yog ib feem sedimentary thiab ib feem igneous. Raws li lub pob zeb qub tshaj plaws hauv Tsev khaws puav pheej, nws tsim muaj txog 4.5 billion xyoo dhau los.
