Does the auriferous quartz occur in veins, and are these still in situ, or are they broken up?
The upper course of the Xingu is auriferous and fed by numerous branches.
Some have even searched, but in vain, at the source of auriferous streams for the native bed of this precious metal.
He examined the auriferous facet with close scrutiny and satisfaction.
For it had surprised them, in the auriferous American country, how their expenditures grew and their income failed.
The extraction of gold from auriferous rock is also known to the natives.
Platinum has hitherto been obtained nowhere in Europe except in the auriferous sands in the Russian government of Perm.
The place which I know as auriferous is some miles distant, the way rugged.
The interior of Pahang is chiefly noted for its auriferous deposits.
This method (by fusion) does not answer well with auriferous copper pyrites or ores very poor in gold.