Expert 11411 - AZ CA(S) OR

Expertise Description

I have over 30 years experience in the mining and minerals industry specializing in engineering geology, mine exploration, hydrogeology, environmental geology, hazardous material characterization and remediation, as well as landslide & slope stability investigations. I am highly familiar with the exploration, development, and use of various industrial materials. I have extensive experience with behavior, value, and use of silica. I have prior expert witness experience with consultations, deposition, and courtroom testimony.

Areas of Expertise

Expert Witness

My expert witness experience includes: Construction Defect, soils, ground water, and & land sliding; Debris flow & water erosion geohazards; Environmental – soils & groundwater, characterization; Environmental risk assessment & remediation; Mining exploration, evaluation, development & reclamation; Professional Standards of Care – Professional Negligence – Geology Engineering.

Consulting Experience

My consulting services include: Investigation & mitigation of geohazards, faults, landslides, etc; Characterization of toxics in soil & groundwater; Mining exploration, development, reclamation, & valuation; Surface water erosion, containment & related issues; Construction defect litigation – concerning soils & groundwater; Professional Negligence & Standard of Care Issues in Engineering Geology, Environmental & Mining; Geotechnical & Environmental Assessment, Characterization, and Remediation of chemically-affected soil vapor, ground water, & soil; Investigation and evaluation of both superficial & deep-seated slope stability; Examination, exploration, valuation, and development of precious metals & industrial minerals in the U.S., Mexico, & Central America.

Professional Experiences

My professional experience includes: Associate Professor of Geology for 20 years.


B.S.Geological SciencesSan Diego State University

Licenses Certifications

California Professional Geologist & Engineering Geologist
Arizona Registered Geologist
Oregon Registered Geologist & Engineering Geologist
California Community College Teaching Credential
Registered Disaster Service Worker

Awards & Affiliation

Served on State Licensing Board – Gubernatorial Appointee
A.I. Levorsen Award Recipient

Primary Affiliation

Society for Mining, Metallurgy & Exploration

Partial List of Consulting Expert Witness Cases