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I-graphite yemvelo ye-flake isakazwa kuphi?
Ngokombiko we-United States Geological Survey (2014), izindawo ezigciniwe ezifakazelwe ze-flake graphite emhlabeni zingamathani ayizigidi eziyi-130, phakathi kwazo, izinqolobane zaseBrazil zingamathani ayizigidi ezingama-58, kanti ezaseChina zingamathani ayizigidi ezingama-55, ezikleliswe phezulu emhlabeni. Namuhla sizokutshela...Funda kabanzi