EXAMPLES FROM THE WEB FOR CUPRIFEROUS
The yield of the argentiferous and cupriferous ores, proved, alas!
On ore smelting he describes the reduction of iron and lead ores and cupriferous silver or gold ores with lead.
Copper silicates occur in the mineral kingdom, many minerals owing their colour to the presence of a cupriferous element.
A cupriferous variety, from Jalpa in Tabasco, Mexico, is known as jalpaite.
The lower part of this stratum shows symptoms of the cupriferous schist that lies underneath.