Recent deposits of earth, sand, gravel, mud, stones, peet, shell banks, shell marl, drift sand, &c., resulting from causes now in action, of which water is a principal agent.

View pictures relating to mining at Wisconsin Historical Images.

Learn More

Dictionary of Wisconsin History

Explore more than 1,600 people, places and events in Wisconsin history.

[Source: "Glossary of Miners'&Mineral Terms" in St. John, John R. A True Description of the Lake Superior Country ... (New York, W. H. Graham, 1846).]