Operator: Excelsior Mining Corporation

Location: Arizona, United States

Royalty: 2.5% NSR

Term of Royalty: Life of Mine

The Johnson Camp Mine (“JCM”) is owned by Excelsior Mining Corporation (“Excelsior”) and is located in a sparsely populated ranching and mining area  about 105 kilometers by road east of Tucson, Arizona.

The JCM is a past producing open-pit, heap leach operation. The operation includes two open-pits, a two-stage crushing-agglomerating circuit, a solvent extraction and electrowinning (SX-EW) plant capable of producing 25 million pounds of copper cathode per year, a set of pregnant leach solution and raffinate ponds, and support infrastructure (ancillary facilities, access, power, water and communications).