Definition of "argentiferous"

To these [compounds] belong native gold, alloys of gold and silver, and the argentiferous gold, or auriferous silver, obtained from the assayings of auriferous minerals and ores.

1854, Carl Friedrich Plattner, Sheridan Muspratt, The Use of the Blowpipe in the Qualitative and Quantitative Examination of Minerals, Ores, Furnace Products, and Other Metallic Combinations

Where’s the argentiferous wind-jammer of Nebraska whose fervescent oratory knocked the Chicago Convention head over heels? What’s become of the tridentiferous statesman from Carolina? Can it be possible that silver is to be trodden down by the feet and claws of gold-bugs, flattened by the Kanchulla of money-devils or swallowed by the squamigerous hydra of Wall Street?

1897 May 13, “Run Here, Somebody”, in The Montgomery Advertiser, volume LXVII (old series) / XXXII (new series), number 291, Montgomery, Ala.: The Advertiser Co., page 4, column 2