Flake graphite e nang le khatello e phahameng ea metamorphism, hangata e boputsoa, e sootho e sootho kapa bosoeu bo bohlooho, hangata e hlahisoa ka neiss, schist, crystalline limestone le skarn, liminerale tsa symbionic li rarahane ho feta, karolo ea mantlha ke flake crystalline crystalline carbon, e tsamaeang le graphite ore bakeng sa letlapa la kristale kapa sebopeho sa makhasi, botšo kapa bohlooho ba tšepe, bo hlahang haholo ho feldspar, quartz kapa diopside, likaroloana tsa tremolite lipakeng tsa.E na le tlhophiso e hlakileng ea tataiso, e lumellanang le tataiso ea lera.Flake graphite ke boholo ba tlhaho ea exocrystalline graphite, sebopeho sa lamellar, sebopeho sa eona se tšoana le sekala sa tlhapi, sistimi ea kristale ea hexagonal, boemo ba kristale bo betere, bophara ba karoloana ke 0.05 ~ 1.5μm, botenya ba sengoathoana ke 0.02 ~ 0.05 mm, flake e kholo ka ho fetisisa e ka fihla ho 4 ~ 5mm, khabone ea graphite hangata e ka ba 2% ~ 5% kapa 10% ~ 25%.
Sebaka sa tlhahiso ea graphite ea flake e fumaneha haholo Asia, Chaena le Sri Lanka, Ukraine ea Europe, Mozambique, Madagascar, Tanzania le Amerika Boroa Brazil le linaheng tse ling, Mozambique, Tanzania, Madagascar le linaheng tse ling tse ruileng (super) graphite e kholo, e nang le graphite e phahameng. boleng ba indasteri.
"MINERAL COMMODITY SUMMARIES 2021" e lokollotsoeng ke US Geological Survey (USGS) e bonts'a hore bofelong ba 2020, mehloli ea tlhaho e netefalitsoeng ea graphite lefatšeng ke lithane tse limilione tse 230, tseo China, Brazil, Madagascar le Mozambique li etsang chelete e ngata. ho feta 84%.Hona joale, bahlahisi ba ka sehloohong ba graphite ea tlhaho ea tlhaho ke Chaena, Brazil le India.Ho tloha 2011 ho ea ho 2016, tlhahiso ea lefats'e ea tlhaho ea tlhaho ea graphite e ile ea lula e tsitsitse ho 1.1 ho ea ho 1.2 milione t / a.E anngoe ke letoto la lintlha, e ile ea theohela ho lithane tse 897,000 ka 2017;Ka 2018, butle-butle e ile ea nyolohela ho 930,000 t;Ka 2019, ka lebaka la keketseho ea phepelo ea tlhaho ea graphite ea tlhaho naheng ea Mozambique, e khutletse ho limilione tse 1.1.Ka 2020, tlhahiso ea China ea flake graphite e tla ba lithane tse 650,000, tse etsang karolo ea 59% ea kakaretso ea lefats'e, 'me ke mohlahisi e moholo ka ho fetisisa lefatšeng;Tlhahiso ea graphite ea Mozambique ea 120,000 t, e etsang karolo ea 11% ea kakaretso ea lefats'e.
Nako ea poso: Jun-12-2023