Technical Advisors

Our technical advisory team consists of world class geoscientists who are experts in their fields.

Anthony N. Mariano, Ph.D


Dr. Anthony N. Mariano is a mineral exploration geologist with over 50 years of experience in the field and in the laboratory with major emphasis on the REEs, Nb, and Ta. His strength is in economic evaluation and ranking of deposits containing these commodities.

Tony Mariano Jr.


His early professional career was in grass roots mineral exploration concentrating on rare earths, gold and platinum group occurrences in the Americas and Africa. After nearly two decades as a senior environmental consultant managing downstream/midstream environmental liability for several major petroleum company clients, he has returned to mineral exploration to support his father’s consultancy in rare earth exploration and evaluation worldwide.

Lee Groat, B.Sc., Ph.D.


1999 recipient of the Young Scientist Award of the Mineralogical Association of Canada. With many publications to his credit, and as editor of American Mineralogist, he is a noted authority on the environment and occurrence of carbonatites, pegmatites, and favorable hosts to rare earths and high tech metals.

Paul Brockington


Mining Engineer and seasoned mining executive, Paul spent his early professional career in both open pit and underground operations in Africa and Canada. After gaining extensive financial contacts as a mining analyst with a major brokerage, he served as chairman of a provincial mining corporation with operations producing tantalum, and base and precious metals.