Graphite feem ntau pom muaj flakes lossis crystalline txheej hauv metamorphic pob zeb xws li marble, schist's thiab gneisses. Graphite kuj tseem tuaj yeem pom hauv cov organic-nplua nuj shale's thiab thee txaj. Nyob rau hauv cov ntaub ntawv no, lub graphite nws tus kheej tej zaum yuav tshwm sim los ntawm metamorphosis ntawm cov nroj tsuag tuag thiab tsiaj teeb meem.
graphite pom nyob qhov twg?
Graphite tshwm sim nyob rau hauv metamorphic pob zeb xws li marble, schist, thiab gneiss. Nws nthuav tawm cov khoom ntawm cov hlau thiab cov hlau tsis yog hlau, uas ua rau nws haum rau ntau daim ntawv thov kev lag luam.
Dab tsi yog graphite tsim los ntawm?
Graphite yog tsim los ntawmmetamorphosis ntawm sediments uas muaj cov khoom siv carbonaceous, los ntawm cov tshuaj tiv thaiv cov pa roj carbon nrog cov tshuaj hydrothermal los yog cov kua dej magmatic, lossis tejzaum nws yog crystallization ntawm magmatic carbon.
Yuav ua li cas peb thiaj tau graphite?
Ntau lub qhov qhib miners vam khom cov txheej txheem hu ua quarrying, qhov twg graphite tau txais los ntawm tawg pob zeb nrog cov khoom tawg lossis los ntawm kev khawb. Underground mining yog siv thaum cov graphite ore tob hauv av. Qhov no suav nrog cov txheej txheem xws li drift mining, hard rock mining, shaft mining, and slop mining.
graphite nqi npaum li cas?
Nyob rau hauv 2016, tus nqi rau loj graphite flakes yuav tsum ncav cuag 996 US dollars ib metric ton. Txog rau xyoo 2020, tus nqi rau qib flake no tau xav tias yuav nce mus rau 1,165 las ib metric ton. Graphite nqi nyob ntawm sebob yam - flake loj thiab purity.
