Langston & Associates

Geological and Mining Engineers

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Client List

Kinross Gold Corporation

New Era Petroleum, LLC.

MT Manroc Development

International Roll Forms,

Golden Sunlight Mines, In

Stillwater Mining Company

Hecla Limited

P.T. Freeport Indonesia

Chevron Mining, Inc.

Dynatec Mining Corporatio

Denison Mines Inc.

Montanore Minerals Corp

GeorgiaPacific Gypsum LLC

Barrick Goldstrike Mines

Sanford Labs

Addwest Minerals Int'l

SK Geotechnical, Inc.

U.S. Silver Corporation

Coeur Alaska, Inc.

Belmont Mining

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Barrick Goldstrike Mines, Inc.

Underground Division

Work Performed:  Review and analysis of ground control standards and specifications. Conducting mine wide audits, stability evaluation of specific underground excavations including ore extraction directly adjacent to major infrastructure facilities and geotechnical risk analysis.  Recommendations for methods to minimize blasting damage in underground headings.  Analysis and recommendations for underhand backfill requirements.


Barrick Cortez Mines, Inc.

Underground Division

Work Performed:  Review and analysis of ground control standards and specifications. Conducting mine wide audits, stability evaluation of specific underground excavations, and geotechnical risk analysis.  Recommendations for methods to minimize blasting damage in underground headings.