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The Annual Meeting of the SME Arizona Conference is proud to present technical sessions hosted by some of the leading innovators and technology in the Southwest region. All technical sessions will be held at JW Marriott Starr Pass Tucson Resort & Spa.

Program Chair: Jesus Romero, Golder, Tucson, AZ

*Check back often for more detailed information about Technical Sessions.


Monday December 6, 2021 | 9:30 am – 11:30 am


Chair: Rob Matter, SLR International Corp

Tails as Old as Time: Using Inorganic Adsorbents to Capture Valuable Beauty from Environmental Beasts
Ian Wiese, NUMiX Materials

Small Scale – Preliminary Testing of High Impact AML Water Treatment for a Typical Remote Site
Jason Elliott, ADEQ                                               

Voluntary Remediation Program Update
Daniel Sola, ADEQ

Using Enhanced Evaporation as a Control Tool for Mine Drainage Water Balance
Robert Ballantyne, RWI



Chair: Brad J. Ross, University of Arizona

New Trends in Slope Stability Design and Analysis
Loren Lorig, ITASCA Consulting Group                                            

The Evolution of Management for Tailings Storage Facilities and the Global Standard
David Kidd, Golder Associates

An Evaluation of Methods to Integrate Groundwater Data with Geotechnical Analysis
Geoff Beale, Jeremy Dowling, and Ben Zimmerlund, Piteau              

Thermal Imaging for Rockfall Detection
Ed Wellman, Geotechnical Center of Excellence



Chair: Amado Guzman, HydroGeoSense Inc.

The Chemistry of Copper Heap Leaching
John Drier, Independent Consultant

Geotechnical Challenges in Heap Leaching: Pore Pressure/Saturation
Michael Grass, Golder Associates

Heap Leach Key Operational Factors
Steve Dixon, Independent Consultant

The Leaching of Sulfide Minerals:
Corale Brierley, Independent Consultant

Improvements on ROM Leaching Process:
Francis Elnathan, ASARCO SilverBell?

Leach Pad Construction in Drainage Canyons:
Alonso Vidal, Bowman Consulting


December 6, 2021 | 1:00 pm – 3:00 pm


Chair: John Rathbun, Southwest Energy LLC.

Raising the Bar for Connected Mining Operations
Dave McLane, Burns & McDonnell

The Role of Fragmentation Measurement in Mine to Mill Optimization
Chris Brown, Orica Mining Services

Mitigating Risk and Preparing for the Unknown: Water Management Through the Mine Lifecycle
Dan Richards, Burns & McDonnel



Chair: Omar Smith, Wood Plc.

Tailings Stewardship Program for Fresnillo and Peñoles:
Humberto Aldana Martinez and Edwin Ruiz, Baluarte Minero

Solensa LNG power plant at the Santa Elena Mine:
Guillermo Alvarez, Sr., First Majestic Silver

Camino Rojo Project – Designing and Building a Project During COVID Pandemic: 
Alberto Bennett, M3



Chair: Josh Cobb, Msc.

Down Hole Geophysics at Resolution Copper:
Austin Ebbers and Nolan Trenchik, Resolution Copper                                    

Geology and Geological Model of the Moss Mine, Mohave County, Arizona:
Christopher White, Northern Vertex                             

A Case Study from Ray Mine:
Jose A. Garcia, Jeffrey Cornoyer, and Alexandro Sandoval, ASARCO



Chair: Leslie Watson, Watson Environmental

Utilizing UAS and Multispectral Imagery for Mine Leach Applications:
Dylan Shorthouse, Steve Wininger and Tyler Wolf,  Freeport-McMoRan   
An Update on Florence Copper:
Brent Berg and Stacy Gramizio, Florence Copper

South32 Hermosa Project Update:
Pat Risner, South32

Rosemont and Copper World Projects Update:
Andre Lauzon, Hudbay