Flake graphite ta high matsa lamba metamorphism, kullum bluish launin toka, weathered yellowish launin ruwan kasa ko m fari, mafi yawa samar a neiss, schist, crystalline farar ƙasa da skarn, symbionic ma'adanai ne mafi hadaddun, babban bangaren shi ne flake crystalline crystalline carbon, tare da graphite a cikin graphite. tama don crystalline flake ko leaf siffar, baki ko karfe launin toka, yafi faruwa a feldspar, ma'adini ko diopside, tremolite barbashi tsakanin.Yana da tsarin jagora a bayyane, daidai da alkiblar Layer.Flake graphite galibi graphite exocrystalline ne na halitta, tsarin lamellar, sifarsa kamar sikelin kifi ne, tsarin kristal hexagonal, yanayin crystal ya fi kyau, girman girman barbashi shine 0.05 ~ 1.5μm, kauri na yanki shine 0.02 ~ 0.05 mm, mafi girma flake iya isa 4 ~ 5mm, da carbon abun ciki na graphite ne kullum game da 2% ~ 5% ko 10% ~ 25%.
Production yankin na flake graphite ne yafi located a Asiya, Sin da Sri Lanka, Turai ta Ukraine, Mozambique, Madagascar, Tanzaniya da Kudancin Amirka Brazil da sauran ƙasashe, Mozambique, Tanzaniya, Madagascar da sauran ƙasashe arziki (super) manyan flake graphite, tare da high. darajar masana'antu.
Takaitattun bayanai na "Ma'adinan Kayayyakin Ma'adinai na 2021" da Hukumar Binciken Yanayin Kasa ta Amurka (USGS) ta fitar ya nuna cewa a karshen shekarar 2020, an tabbatar da tanadin ginshikin graphite na halitta a duniya ya kai ton miliyan 230, wanda China, Brazil, Madagascar da Mozambique ke da mafi yawa. fiye da 84%.A halin yanzu, manyan masu kera nau'in graphite na halitta sune China, Brazil da Indiya.Daga 2011 zuwa 2016, samar da samfuran flake graphite na duniya ya kasance barga a 1.1 zuwa 1.2 miliyan t/a.Sakamakon abubuwan da suka shafi abubuwa da yawa, ya ragu zuwa ton 897,000 a cikin 2017;A cikin 2018, sannu a hankali ya tashi zuwa 930,000 t;A cikin 2019, saboda karuwar samar da graphite na dabi'a a Mozambique, ya koma t miliyan 1.1.A shekarar 2020, samar da flake graphite na kasar Sin zai kai ton 650,000, wanda ya kai kusan kashi 59% na yawan abin da ake fitarwa a duniya, kuma shi ne kan gaba wajen samar da kayayyaki a duniya;Mozambik ya samar da graphite t 120,000, wanda ya kai kashi 11% na yawan abin da ake fitarwa a duniya.
Lokacin aikawa: Juni-12-2023