free gold in a sentence
Example sentences for free gold
In general free gold occurs in quartz containing pyrite, arseno-pyrite, and/or stibnite.
Soon it was evident that free gold along the creeks was not going to be enough.
The reaction of the cyanide solution with the free gold is oxygen-dependent.
The veins contain disseminated pyrite and arsenopyrite with trace amounts of silver and free gold.
The ore is then run over a jig circuit to recover free gold.
Though with this only the free gold-about one fourth of the actual value of the rock could be saved, the results were wonder ful.
Good, free gold ore is now being taken out of the mine.