O le oneone Quartz o se mea faʻatau oloa gaosi oloa, mea e le o ni vailaʻau mataʻutia, lea e masani ona faʻaaogaina i tioata, lafo, ceramics & refractory mea, smelting ferrosilicon, metallurgical flux, metallurgy, fausiaina, vailaʻau vailaʻau, palasitika, paʻu, abrasives ma isi. a'u...
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