Dziwaninso ngati A kalasi yokhala ndi chiyero chachikulu ndi Sio2 mozungulira 99.7% -99.99%.
Timasankha quartzite yoyera kwambiri kuchokera kumadera a Donghai ndi Xinyi ngati zopangira.Pambuyo posambitsa asidi, silika ya crystalline imasandulika kukhala silika ya amorphous ndi zonyansa zochepa mu ng'anjo yotsutsa pa kutentha kwa 1700ºC.Pambuyo pokonza makina apadera, kuyang'ana, kuchotsa chitsulo ndi mankhwala ena osankhidwa, quartzite yoyera kwambiri imapangidwa kukhala zotupa, granules ndi zinthu za ufa.