Mineral Resources

The Juby Project Mineral Resource Estimate (MRE) was completed for the Juby Main Zone (JMZ), Golden Lake Zone (GLZ), Hydro Creek-LaCarte Zone (HCLZ) and Big Dome Zone (BDZ) deposits. Completion of the current updated MREs for the deposits as at July 14, 2020 involved the assessment of a drill hole database, which included all data for surface drilling completed through the autumn of 2018, as well as updated 3D grade-controlled wireframe models, and available written reports.

Juby Project Mineral Resource Estimate, July 14, 2020

Zone Category Tonnes (Mt) Grade (g/t) Contained Au (Koz)
JMZ-GLZ Indicated 20.2 1.12 728
HCLZ-BDZ Indicated 1.1 1.31 45
Total Indicated 21.3 1.13 733
Zone Category Tonnes (Mt) Grade (g/t) Contained Au (Koz)
JMZ-GLZ Inferred 41.5 0.99 1,319
HCLZ-BDZ Inferred 5.6 0.93 169
Total Inferred 47.1 0.98 1,488

Notes:

Mineral resource estimates were prepared under the supervision, or were reviewed by, Pamela De Mark, P.Geo, Senior Vice President Technical Services of Aris Mining, who is a Qualified Person as defined by National Instrument NI 43-101. Mineral resources are not mineral reserves and do not have demonstrated economic viability. Totals may not add due to rounding. Mineral resources were estimated using a gold price USD$1,450 per ounce.

Technical Disclosure

NI 43-101 Technical Report

Scientific and technical information concerning Juby is summarized, derived, or extracted from the Juby Technical Report entitled "Technical Report on the Updated Mineral Resource Estimate for the Juby Gold Project" dated October 5, 2020 with an effective date of July 14, 2020. The Juby Technical Report was prepared by Joe Campbell, B.Sc., P.Geo., Alan Sexton, M.Sc., P.Geo., Duncan Studd, M.Sc., P.Geo. and Allan Armitage, Ph.D., P.Geo., each of whom is independent of the Company within the meaning of NI 43-101 and is a "Qualified Person" as such term is defined in NI 43-101.