Resource Geosciences is qualified to prepare CSA NI43-101 Technical Reports for clients.  Public domain reports and publications by Dr. Gray and Resource Geosciences include:

Preliminary Economic Assessment CSA NI43-101 Technical Report on the Camino Rojo Gold Project, Municpio of Mazapil, Zacatecas, Mexico, for Orla Mining Ltd.

CSA NI43-101 Technical Report on the Camino Rojo Gold Project, Municpio of Mazapil, Zacatecas, Mexico, for Orla Mining Ltd.

CSA NI43-101 Technical Report, Piedras Verdes Copper Mine, Sonora Mexico, for Frontera Copper Corporation

CSA NI43-101 Technical Report, La India Gold Deposit, Sonora, Mexico, Preliminary Economic Assessment, for Grayd Resource Corporation.

CSA NI43-101 Technical Report, Blackrock, Argentite, Bellview, Horsethief Properties, Nevada, for Bridgeport Ventures.

CSA NI43-101 Technical Report, Rosario Cu-Au Project, Region III, Chile, for Bridgeport Ventures

CSA NI43-101 Technical Report, Summary Report on the Cerro Caliche Project, Municipio of Cucurpe, Sonora, Mexico, for Corex Gold Corporation

Resource Geosciences frequently gives invited presentations at professional conferences and seminars.  Recent presentations include:

"Orogenic gold deposits: Mexico’s endowment and future developments in the Altar Trend, Sonora"  - Dr. Matthew D. Gray, 3 Decmber 2018 at SME Arizona 2018 annual meeting in Tucson, Arizona

"Discovery of the HS Zone, Marlin Gold Mining's La Trinidad Mine, Sinaloa, Mexico" presented at Discoveries 2017 Conference, 5 April 2017 in Hermosillo, Sonora, Mexico."

"Mexico's Next Big Gold Discovery" (Orogenic Gold Deposits, Mexico" presented at the Hermosillo Winter Event, Mexican Roundup, February 2017

"Gold Exploration in Mexico, Status Report 2016" presented at the 12th Seminario Internacional de Mineria Sonora, October 2016 AIMMGC A.C.

"Silver Exploration in Mexico, Status Report 2014" presented at the 11th Seminario Internacional de Mineria Sonora, October 2014, AIMMGC A.C.

PART 1: "QAQC for Exploration Drill Programs", in Spanish (en Español) presented at Seminario Internacional de Perforacion Minera y Exploracion, April 2014

PART 2: "QAQC for Exploration Drill Programs", in Spanish (en Español) presented at Seminario Internacional de Perforacion Minera y Exploracion, April 2014 

Prospectors and Developers Associacion of Canada (PDAC) Presentation, Frontera Copper Corporation's Piedras Verdes Project, Water and Community Relocation Problem Resolution