Sidoo kale u ogow darajada A oo leh daahir sare leh Sio2 ku dhawaad 99.7%-99.99%.
Waxaan ka dooranaa quartzite nadiif ah oo sarreeya meelaha Donghai iyo Xinyi sida alaab cayriin ah.Daawaynta aashitada ka dib, silica crystalline waxay isu beddeshaa silica amorphous leh qadar yar oo wasakh ah oo ku jirta foornada iska caabinta heerkulka sare ee 1700ºC.Ka dib farsamaynta farsamada gaarka ah, baaritaanka, saarista birta iyo daaweynta kale ee soo qaadista, quartzite nadiif ah ayaa loo sameeyay burooyin, granules iyo alaabada budada ah.