1. Resume May 2016
Leonel López 431 Chestnut Way, Broomfield, CO 80020 Geoambiente Mining, Inc. Page 1
LEONEL LOPEZ
CPG, Principal Geologist, QP
Cell (720)206-9865 geoambiente@msn.com
Broomfield, CO
Summary
 over 50 years of broad experience in the mining industry
 exploration for precious, base metals, copper porphyry, disseminated, sedimentary,
skarn, vein, massive sulfides and iron deposits
 non-metallic minerals barite, fluorite, ilmenite/rutile sands, dolomite, limestones and
kaolin deposits
 energy sector in coal and methane gas
 successful identification and acquisition of mineral deposit projects in the Americas
 resource/reserve definition, evaluation and certification for projects and mines in the
Américas, Australia, Middle East and Africa
 leadership abilities for completion of successful negotiations, exploration and
development programs
 Qualified Person for Technical Reports, NI43-101, JORC, SAMR and others
Education
2010 Completed – Mining Economics, presented by Runge
1979–1980 Master of Business Administration – Statistics, Western Colorado University
May, 1978 Economic Evaluations and Investment Decision Methods, Colorado School of
Mines
Sep, 1969 Professional Thesis and Oral Examination – Titled Geological Engineer
(Master in Geological Engineering), Universidad Nacional Autónoma de México
1961–1966 Degree (Pasante or Bachelor of Science) Geological Engineering, Universidad
Nacional Autónoma de México
Languages
 Spanish
 English
 Portuguese, Business understanding.

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Leonel López 431 Chestnut Way, Broomfield, CO 80020 Geoambiente Mining, Inc. Page 2
Professional Experience
June 2016-Present Independent Professional Consulting Geologist
 Independent Consulting
Sep 2014-May 2016 Cardno, Inc, Lakewood, Colorado
Manager Precious & Base Metals, Engineering and Environmental Services,
Mining Area
 Technical Reports for: Mėxico, Perú and USA
 Gold and Silver Mining District (Confidential Client). Canadian Ni 43-101
Reporting. Project Manager
 Major Gold Mine, Perú (Confidential Client). Project Manager
 Platinum/Gold Project (Confidential Client). PEA Technical Report, Project
Manager
May 2003-Aug 2014 Pincock, Allen and Holt, Inc. RungePincockMinarco, Lakewood, Colorado
Principal Geologist, QP, Project Manager
 Technical Reports for: Canada, US, México, Perú, Brazil, Argentina, Chile, UK,
Australia, India, Israel, DRC and others
 Sierra Gorda Copper, QuadraFNX, Chile; project manager for FS Study
review and NI 43-101 TR
 Grande Côte, Senegal; Review of FS for titanium-zircon sand deposit
 Las Bambas Copper, Perú; participated in FS “peer review”
 WestLB Bank, NY and London, UK; Timmins Gold, Vancouver, BC for the
San Francisco Gold Project in Sonora, México
 Zacatoza Coal, Micare, México; participated in geologic evaluation, mine
design and closure plan
 International Mineral Resources, London, UK; Boss Mining at Kakanga
District, Democratic Republic of Congo
 International Mineral Resources, London, UK; Platinum Project, Zimbabwe
 Arcelor Mittal, London,UK: 7 iron ore mines in the Americas, Canada, USA,
México and Brazil; resource certification for mine operations reserve audits
 Vale (CVRD), Brazil; Audit Southern System, including nickel/cobalt projects
 MMX, Brazil; Minas – Rio project including four iron deposits
 WestLB Bank – Nova Ventura, Chile; Montecristo ug copper mine
 CVRD, Australia; evaluation of coal projects and mine for acquisition
 ENAMI, Chile; Cerro Negro Preliminary Assessment copper project
 CODELCO, Chile; El Teniente review of new Block Caving area
 CODELCO, Brazil; Boa Esperanza copper project
 Antofagasta Minerals, Chile; Due diligence Esperanza and El Tesoro copper,
new project and expansion
 Minera Centenario, Chile; Franke Preliminary Assessment, copper project
 Western Silver, México; Audit Peñasquito silver-gold project

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 Sumitomo, Bolivia; Audit San Cristóbal silver project in development
 Atacocha Group; Sayapullo gold project Perú
 Morococha, Perú; Technical Report S.I. de Morococha zinc mine
 RCF Bank – Commaplex, Canada; TR Meliadine East gold project
 AHMSA Steel, Israel; TR and exploration programs for Timna copper project
 ArcelorMittal, México; Geologic models and resource estimates for three iron
deposits in Las Truchas
 First Majestic Silver, México; TR for La Encantada, La Parrilla, San Martín de
Bolaños, Chalchihuites silver mines
 BNP Paribas Bank, Argentina; Pirquitas Due Diligence, silver-tin mine
 Tata Steel, India; Exploration and Feasibility Report for two titanium and zircon
sand deposits in Tamil Nadu
Mar.1993-Apr.2003 Geoambiente Mining, Inc. Denver, Colorado
President and CEO, co-founder
 consulting company in the Américas
 acquired Vancouver-based Anglo Andean Explorations
 acquired, explored and developed Manzanillas mine in Durango, México
including underground mining and flotation plant
 acquired Tahuehueto project and carried out explorations
 explorations in Oro Uno at Km 88 and La Luisa at El Callao, Venezuela
 exploration at Cuitaboca silver/lead/zinc Project in Sinaloa State
 exploration and permitting of Fila Maestra coal mine in Venezuela
 exploration of Naricual ug coal mine in Venezuela
Oct.1988-Feb.1993 Pincock, Allen and Holt, Inc., Lakewood, Colorado
Principal Geologist
 consulting services, exploration support for world-wide mining companies
 Oro Uno, Venezuela; evaluate and design exploration programs and
development; gold deposit adjacent to Las Cristinas deposit at Km 88
 Peñoles, México; resource certification for La Ciénega gold/silver/lead/zinc in
Durango State
 COMIBOL, Bolivia / World Bank; Due Diligence of all mines and projects for
privatization efforts
 INMINE, Nicaragua; Due Diligence, exploration programs for La Libertad
silver/gold, El Limón gold, Bonanza gold and other projects for intended
privatization
 Bellavista Gold Project, Costa Rica; Independent Engineers for Endeavour
Financial reviewing completion of mine and heap leach operation
 Peñoles, México; resource certification for the Mezcala gold project in Guerrero
State
 Luismin, México; Audit of operating mines and exploration properties including
Tayoltita, El Oro and other mines and exploration projects

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Jan.1986-Sep.1988 Minera Staleón, Minera Magma, Minera Silverado, I&E López-Herou
President & CEO and founder of Mexican exploration companies
 plan, design, construction and operation of first Heap Leach operation for
gold/silver in San Pedro Corralitos, Chihuahua
 plan, design, construction and operation of Heap Leach operation for gold/silver
in Soyopa, Sonora
 negotiated acquisition and explored the Tahuehueto, gold / silver project in
Durango
 negotiated acquisition, explored the Mariposa project in the Guadalupe Los Reyes
silver/gold district in Sinaloa
Oct.1977-Dec.1985 Peñoles, México City, Chihuahua-based
Division Manager of Explorations – North Zone
 responsible for three regional exploration offices with about 20 geologists plus
supporting personnel
 technical support for Corporation’s operating mines, including: La Encantada,
Naica, Fresnillo, La Ciénega, Topia, Gochico, La Negra and numerous other
mines and projects
Mar.1972-Sep.1977 NL Industries – MRD Golden, Colorado, Chihuahua City-based
Manager of Explorations for México and Central América
 prospecting and exploration for Barite, Antimony and other commodities
 negotiated, developed and drilled La Trini Gold/Silver project and Wadley
Antimony mine
 exploration and development of Antimony mine in Guatemala
 negotiated cancellation of numerous mineral prospects previously acquired by the
Company under unfavorable terms
 evaluation of numerous historical mines in the Guanajuato silver district
Jun.1965-Feb.1972 Georges Ordoñez Consultants, México City
Junior to Senior Geologist
 consulting for numerous mining corporations, including exploration, research and
prospecting
 re-discovered Silver Mining District and Molibdenum/Copper project
 prospecting for deposits of copper porphyry, silver/gold, fluorite and other
commodities
 field assistant and drafting while at the last two years (4th
and 5th
) of University
References: Available upon request