Process Plant Model

DEFAULT VALUESPush from Commercial Parameters to update|

Full mass balance: Crushing → Grinding → Cu Flotation → Zn Flotation → Tailings

LINKED PAGES:Blend Incr CapEx CapEx LOM TMF/Closure Mining Costs Concentrate

LINKED:Blend Optimizer Incr CapEx CapEx LOM TMF/Closure Mining Costs

Throughput

2.64Mt/yr

Feed Rate

359 tph

Cu Metal

39kt/yr

Zn Metal

62kt/yr

Au Produced

39k oz/yr

Bottleneck

Ball Mill

Throughput

Annual Ore (kt)

Operating Hours

Mill Availability %

Crush Cap (tph)

SAG Cap (tph)

Ball Cap (tph)

Required: 359 tph | Max: 340 tph (Ball Mill) | 106%

Feed Grades

Cu Grade %

Zn Grade %

Au Grade g/t

Ag Grade g/t

P80 Crush (mm)

P80 Grind (um)

Recovery & Concentrate

Cu Rougher Rec %

Cu Cleaner Rec %

Zn Rougher Rec %

Zn Cleaner Rec %

Au Rec to Cu Con %

Ag Rec to Cu Con %

Cu Con Grade %

Zn Con Grade %

Overall: Cu 84.5% | Zn 79.9%

Mass Balance Flowsheet

ROM Feed

359 tph

100% rec

→

Crushing

359 tph

99% rec

→

SAG Mill

355 tph

99% rec

→

Ball Mill

354 tph

99% rec

→

Cu Rougher

348 tph

88% rec

→

Cu Cleaner

48 tph

96% rec

→

Zn Rougher

300 tph

85% rec

→

Zn Cleaner

34 tph

94% rec

→

Tailings

266 tph

100% rec

Cu Concentrate

Dry tonnes/yr:

154kt

Wet tonnes/yr:

168kt

Cu grade:

25%

Cu metal:

39kt

Au content:

39k oz

Ag content:

1.2M oz

Moisture:

Overall Cu rec:

84.5%

Zn Concentrate

Dry tonnes/yr:

120kt

Wet tonnes/yr:

132kt

Zn grade:

52%

Zn metal:

62kt

Moisture:

Overall Zn rec:

79.9%

Tailings

Dry tonnes/yr:

2.37Mt

Tailings Generated Per Year

Year	Ore (kt)	Cu Con (kt)	Zn Con (kt)	Tailings (kt)	Cumulative (Mt)
2026	1850	108	84	1658	1.66
2027	2240	129	103	2008	3.67
2028	2640	152	123	2366	6.03
2029	2640	150	124	2366	8.40
2030	2640	148	125	2367	10.76
2031	2640	146	126	2368	13.13
2032	2640	145	127	2367	15.50
2033	2640	144	129	2368	17.87
2034	2640	142	130	2368	20.24
2035	2640	140	131	2369	22.60
2036	2380	125	119	2135	24.74
2037	1850	96	94	1660	26.40

Cu in tails:

0.3%

Zn in tails:

0.66%

Solids %:

45%

Thickener UF:

55% solids

Filter cake:

85% solids

Capacity Utilization

Crushing

90% (400 tph)

SAG Mill

100% (350 tph)

Ball Mill

100% (340 tph)

Dewatering & Water Balance

Thickener UF %

Filter Cake %

Cu Con Moist %

Zn Con Moist %

Tails Solids %

Water Balance Assumptions → Tailings Env

Rainfall mm/yr

Evaporation mm/yr

TSF Area ha

Water Recovery %

Seepage Loss %

Water m³/t ore

Water Quality Assumptions → Tailings Env

TSS mg/L

Dissolved Cu mg/L

Dissolved Zn mg/L

Arsenic µg/L

Selenium µg/L

WAD Cyanide mg/L

Sulfate mg/L

Multi-Year Production Plan

Import

Edit throughput & grades per year — auto-feeds Incr CapEx + Production pages

Year	Ore Mtpa	Cu Metal kt	Zn Metal kt	Au koz
2026		27.0	43.8	27.4
2027		32.4	53.5	33.2
2028		37.9	63.7	38.5
2029		37.5	64.3	38.5
2030		37.0	65.0	38.5
2031		36.6	65.6	37.9
2032		36.4	66.2	37.9
2033		35.9	66.9	37.9
2034		35.5	67.5	37.3
2035		35.0	68.1	37.3
2036		31.4	62.0	33.6
2037		24.1	48.6	25.7
Total	29.4 Mt	407 kt	735 kt	424 koz

PROCESS PLANT MODEL - MASS BALANCE - CRUSHING - GRINDING - FLOTATION - TAILINGS

Inputs: Blend Optimizer → Plant Model | Outputs: → Incr CapEx (production) → TMF/Closure (tailings) → Concentrate/Smelter (Cu/Zn con) (production targets + capacity), Production, and Tax & Finance pages

Open Incr CapEx →