Uzuzu quartz bụ ihe dị mkpa maka ịnweta akụrụngwa mmepụta ihe, ngwaahịa na-abụghị kemịkalụ dị ize ndụ, nke a na-ejikarị na iko, nkedo, ceramics & refractory material, smelting ferrosilicon, metallurgical flux, metallurgy, construction, chemical industry, plastics, roba, abrasives na ndị ọzọ. i...
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