Generation Mining Announces Completion of Pilot Plant and Feasibility Study Update - Seite 2

Table 1a: Marathon Project Phase 1 & 2 Metallurgical Test Results
Metal Recovery	2020 Phase 2 Pilot Plant Test Program1	2020 Phase 1 Benchscale Test Program2	2020 PEA Technical Report3	Variance from 2020 PEA to 2020 FS
%Rec Copper (Cu)	92.5 - 94.7	93.0	90.04	+3.0
%Rec Palladium (Pd)	86.9 - 90.2	86.9	82.9	+4.0
%Rec Platinum (Pt)	63.5 - 69.7 5	84.2	74.5	+9.7
%Rec Gold (Au)	67.7 - 86.9	72.4	73.2	-0.8

 

 

 

 

 

Table 1b: Concentrate Grades from Phase 2 Pilot Plant Testing
Cu-PGM Conc Grade	Main Zone Composite Cu-PGM Conc Grade1	W-Horizon Composite Cu-PGM Conc Grade1	2012 Composite 3 Cu-PGM Conc Grade1	2020 PEA Technical Report3
Cu %	19.7	18.7	18.7	17 - 19
Pd g/t	38.9	171.0	18.6	40 - 60
Pt g/t	7.6	43.5	4.0	10 - 17
Au g/t	3.3	17.6	2.7	4 - 8
Ag g/t	68.0	50.0	42.2	40 - 200
Fe %	24.7	20.3	28.4	29
S %	23.6	17.2	25.9	24
Mg %	2.2	6.3	1.9	2.2