bed-rocks

Updated: May 12, 2025

So the surface gold in the alluvium deposits was all that was collected by the Spaniards, and what there still may be on the bed-rocks of the rivers or in the lodes in the mountains from which it has been washed, awaits the advent of modern gold-seekers.

R. A. (Rudolph Adams) Van Middeldyk - The History of Puerto Rico: From the Spanish Discovery to the American Occupation