Copper Open-Pit Geologist — Ore Control & Planning

Careermine

Kearny (AZ)

On-site

USD 90,000 - 130,000

Full time

14 days+

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Job summary

ASARCO Ray Mine in Arizona is seeking a Mine Geologist - Open-Pit Production (Porphyry Copper) to support safe, efficient ore extraction and ore boundary definition at a world-class deposit. The geologist will provide precise interpretation, field validation, and informed ore routing for Mine-to-Mill optimization.

Reporting to the Chief Mine Geologist, the role requires collaboration with Drill & Blast, Short-Range Mine Planning, Operations, and Processing teams, ensuring data integrity and

Responsibilities

Execute daily open-pit ore control, including rapid ore/waste boundary updates, blast hole logging, and active mining shovel support to minimize dilution.
Conduct detailed pit mapping, geologic logging, and sampling focusing on lithology, structure, alteration, and mineralization for accurate material classification.
Partner closely with Drill & Blast, Short-Range Mine Planning, Operations, and Processing teams to support Mine-to-Mill optimization.
Collaborate with LSXEW and Metallurgy teams to optimize heap leach material selection, copper solubility, and acid consumption compatibility.
Assist in updating 3D operational geology models in Leapfrog Geo under the direction of the Chief Geologist.
Participate in grade reconciliation, QA/QC of sampling procedures, and data integrity reviews.
Ensure all field and documentation practices comply with site HSE standards and technical reporting standards.

Tools

Leapfrog Geo

Job description

Reporting to the Chief Mine Geologist, the role requires collaboration with Drill & Blast, Short-Range Mine Planning, Operations, and Processing teams, ensuring data integrity and

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