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Murrin Murrin Process and Technology Flow Chart

Heap Leach Return Solution

(PLS)Steam

Acidic Solution fromPressure Acid Leach

Low/MediumGrade Ores

AgglomerationDrum

Rejects fromArea 3100 Existing Murrin Murrin

Processing Plant

Via CCD1 Overflow Tank

ConditioningTank

HDS Solution

Neutralisation

Rejects to Heap Leach

(Wash Water)

Secondary Feeds

(includingconcentrates)

Tailings Dams

Evaporation Ponds

To/From Heap Leach Area 3120

Irrigation Drippers

Flocc

Flocc

FloccZn

SolventExtraction

ImpurityRemovalCircuit

CoExtraction

CoStrip

Strip Sulphides

Flash &Solid/LiquidSeparation

Magma Recycle

Flash &Solid/LiquidSeparation

Briquettes & Powder

Briquettes & Powder

Flocc

Area 4200

Area 3110

A

B

Area 3120

Area 3700

Area 5100 = Hydrogen Sulphide H2SArea 5400 = Hydrogen H2

Area 4100 = Acid PlantArea 5500 = O2 Oxygen / N2 NitrogenArea 4400 = WaterArea 4300 = Power

Area 3800

Zn SX 3900Co SX 3900

Area 5900

Area 3100 Area 3200 Area 3300

Area 3500 Area 3610

Area 3300

Area 3400

Area 7700

Area 3600

AB

Hot Process Water