JOINT FILING AGREEMENT
Exhibit 1
The undersigned hereby agree to the joint filing of the Schedule 13D to which this Agreement is attached.
| HECLA MINING COMPANY | ||
| /s/ Xxxxx X. Xxxxxx | ||
| Name: | Xxxxx X. Xxxxxx | |
| Title: | Vice President & General Counsel | |
| Dated: June 1, 2016 | ||
| HL IDAHO CORP. | ||
| /s/ Xxxxxx X. Xxxxxxx | ||
| Name: | Xxxxxx X. Xxxxxxx | |
| Title: | President | |
| Dated: June 1, 2016 | ||
