(TSX:LUN) (Nasdaq Stockholm:LUMI) Lundin Mining Corporation ("Lundin Mining" or the "Company") announces that the report for the first quarter period ended March 31, 2018 will be published on Wednesday April 25, 2018.

The Company will hold a telephone conference call and webcast at 08:00am ET, 14:00 CET on Thursday, April 26, 2018. Conference call details are provided below:

Please call in 10 minutes before the conference starts and stay on the line (an operator will be available to assist you).

Call-in number for the conference call (North America): +1 617 826 1698

Call-in number for the conference call (North America Toll Free): +1 877 648 7976

Call-in number for the conference call (Sweden): +46 (0) 8 5661 9361

To view the live webcast presentation, please log on using this direct link:

https://www.webcaster4.com/Webcast/Page/1266/25289

The presentation slideshow will also be available in PDF format for download from the Lundin Mining website http://www.lundinmining.com before the conference call.

A replay of the telephone conference will be available after the completion of the conference call until May 3, 2018.

Replay numbers:

North America: 1 855 859 2056 or +1 404 537 3406

The passcode for the replay is: 3294715

A replay of the webcast will be available by clicking on the direct linkabove.

About Lundin Mining

Lundin Mining is a diversified Canadian base metals mining company with operations in Chile, the United States of America, Portugal, and Sweden, primarily producing copper, nickel and zinc. In addition, Lundin Mining holds an indirect 24% equity stake in the Freeport Cobalt Oy business, which includes a cobalt refinery located in Kokkola, Finland.

For further information, please contact:

Mark Turner, Director, Business Valuations and Investor Relations: +1-416-342-5565

Sonia Tercas, Senior Associate, Investor Relations: +1-416-342-5583

Robert Eriksson, Investor Relations Sweden: +46 8 545 015 50