Wahi a ka hōʻike a ka United States Geological Survey (2014), ʻo ka mālama ʻia ʻana o ka graphite flake maoli i ka honua he 130 miliona mau tons, ma waena o ia mea, ʻo ka mālama ʻana o Brazil he 58 miliona mau tons, a ʻo Kina he 55 miliona mau tons. ke kūlana kiʻekiʻe ma ka honua. I kēia lā e haʻi mākou iā ʻoe ...
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