Gunnison

 The Gunnison copper project has a 22-year mine life
MANAGEMENT

Excelsior's Gunnison sells first copper cathode

Copper cathode headed to Trafigura Trading.

29 January 2021

 The Gunnison copper project in southern Arizona, US
MANAGEMENT

Excelsior keeps busy at Gunnison during pandemic

Excelsior Mining preferring "small-scale activities" for now.

13 August 2020

 The Gunnison project is a low cost, in-situ recovery copper extraction project in Arizona, US
COVID-19

Gunnison goes dark

Operation completed upgrade project, will now temporarily idle

31 March 2020

 Gunnison is permitted to 125 million pounds per year of copper cathode production
OPERATIONS

Excelsior gives Gunnison a boost

US-based developer to make improvements to copper project

06 February 2020

The Gunnison project is a low cost, in-situ recovery copper extraction project in Arizona, US
SURFACE

Mining commences at Gunnison

Excelsior Mining has successfully commenced in-situ mining operations at the Gunnison copper project

02 January 2020

The completed pregnant leach solution (PLS) pond at Excelsior Mining's Gunnison copper project in Arizona, US
SURFACE

Excelsior completes ponds at Gunnison

Excelsior Mining has completed all ponds essential for production at Gunnison

11 September 2019

Gunnison in Arizona, US
SURFACE

Excelsior's Gunnison receives first sulphuric acid

Gunnison to produce first copper cathode before year end

15 August 2019

Ever upward
MANAGEMENT

Ever upward

Stephen Twyerould and Peter Lemke outline the pre-feasibility design of the water-treatment and secondary

21 February 2014

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