quartzing

The operations of quartzing, charging, skimming, matte handling, firing and grating are carried out at Garfield about the same as at Anaconda and Cananea.

In 1857, Hutchings’ California magazine bragged that the Suite / Creek Foundry and another at Grass Valley, fifty miles north, were "the only works in the mining district where all kinds of machinery in brass and iron are cast for quartzing, and without the […] "

Fig. 2. A schematic geological map (a) and section of ore zone (b) of the Sukhol Log deposit. […] 5 — zone of intense veinlet quartzing and mylonitization ("Radostnaya");