EX-99.1 2 d901985dex991.htm EXHIBIT 1 Exhibit 1

EXHIBIT 1

JOINT FILING AGREEMENT

The undersigned hereby agree to the joint filing of the Schedule 13D to which this Agreement is attached.

 

HECLA MINING COMPANY

/s/ David C. Sienko

Name: David C. Sienko
Title: Vice President & General Counsel
Dated: April 3, 2015
RHL HOLDINGS, INC.

/s/ David A. Nelson

Name: David A. Nelson
Title:

Vice President

Dated: April 3, 2015