MINERAL BENEFICIATION & VALUE ADDITION

IDENTIFIED BY GOVERNMENT UNDERZIMBABWE AGENDA FOR SOCIO-ECONOMIC TRANSFORMATION (ZIMASSET)

AS ONE OF THE MAIN PILLARS IN ECONOMIC RECOVERY

PRESENTATION OUTLINEREQUIREMENTS FOR BENEFICIATION &

VALUE ADDITIONBENEFICIATION & VALUE ADDITION

METHODS & TECHNOLOGYADVANTAGES OF BENEFICIATION & VALUE

ADDITIONCHALLENGES FACED & SUGGESTED

SOLUTIONS

ZIMBABWE Empowered LivesResilient Nations

What are the key requirements for Beneficiation and Value AdditionSkilled personnel (metallurgists,chemists, etc)Efficient technologyWater Electrical powerTransport Infrastructure (rail, road, air)

REQUIREMENTS FOR BENEFICIATION & VALUE ADDITION

ROADS AND RIVERS

4

ROADS &RIVERS

Maintain roads, bridges & rivers in your areas

PRIMARY POWER TRANSMISSION

5

Chakari

RAIL NETWORK AND DISTANCE FROM PORTS

6

Centre Rail Distances (km)

Beira Maputo Durban Richards Bay

Gweru 869 967 1,764 1,684

Bulawayo 1,051 1,083 1,880 1,800

Hwange 1,389 1,421 2,218 2,138

Mutare 290 1,546 2,641 2,561

Beitbridge 1,333 745 1,598 1,518

Chicualacuala 1,300 536 1,879 1,799

BALL MILLS FOR GRINDING ORE

Grinding ore in a Ball Mill

Beneficiation –Ball Milling

Liberation due to Crushing & Grinding

Liberated mineral particle

Middlings

Liberated gangue particle

CRUSHING FORCES

GOLD PROCESSING FLOWSHEET

Ore

Ball mill

Crusher

Boiler

Cyanidation tanks

Smelting furnace

Bullion

u/s

o/s

u/f

o/f

Loaded Carbon

Conc

Tails

Conc

Tails

Gravity concentrator

Gemine table

Screen Final

tails

GOLD PROCESSING FLOWSHEET 1

Stamp mill

Ore

Boiler

Cyanidation tanks

Smelting furnace

Bullion

Loaded Carbon

Conc

Tails

TailsGravity concentrator

Gemine table

Final tails

Mobile Process Plant for alluvial ore

SCRUBBER

GRAVITY CONCENTRATOR

Large Scale Gold Processing Plant: Carbon in Pulp (CIP)

GOLD BULLION PRODUCTION &MARKETING – FIDELITY REFINERS

EXPLORATION

MINING

CONCENTRATION

Crushing, Grinding & Flotation

SMELTING AND CONVERTING

BASE METAL REFINING

PRECIOUS METAL REFINING

Ore

High grade concentrate

SO2 rich off-gas

Slag

Tailings

Nickel, copper & cobalt

Gold & Silver

Platinum, Rhodium, PalladiumRuthenium, Irridium & Osmium

High grade matte

BENEFICIATION

Flotation Process to Upgrade PGMs & Base Metals

The PGMs and Base Metals are floated using specialised reagents

Concentrate & Quality Control & Metal Accounting

XRF ANALYSER

EXPLORATION

MINING

CONCENTRATION

Crushing, Grinding & Flotation

SMELTING AND CONVERTING

BASE METAL REFINING

PRECIOUS METAL REFINING

Ore

High grade concentrate

SO2 rich off-gas

Slag

Tailings

Nickel, copper & cobalt

Gold & Silver

Platinum, Rhodium, PalladiumRuthenium, Irridium & Osmium

High grade matte

BNC,UNKI&MIMOSA

BENEFICIATION

EXPLORATION

MINING

CONCENTRATION

Crushing, Grinding & Flotation

SMELTING AND CONVERTING

BASE METAL REFINING

PRECIOUS METAL REFINING

Ore

High grade concentrate

SO2 rich off-gas

Slag

Tailings

Nickel, copper & cobalt

Gold & Silver

Platinum, Rhodium, PalladiumRuthenium, Irridium & Osmium

High grade matte

ZIMPLATS

BENEFICIATION

TAILINGS DAM MANAGEMENT

TAILINGS MANAGEMENT

THE CASE FOR VALUE ADDITIONFluctuating metal prices place producers at a

disadvantageEmployment creation

Diamond Cutting & Polishing

25

VALUE ADDITION

DENTALEQUIPMENT

AUTO CATALYST

JEWELLERY

PLATINUMINVESTMENTS

VALUE ADDITION

GOLD

ELECTRONICS

JEWELLERY

INVESTMENT

GOLD COINS

VALUE ADDITION

COPPER COPPER CABLE

VALUE ADDITION

NICKEL

STAINLESS STEEL

VALUE ADDITION

OFF-GAS

FERTILIZER

CHEMICALS

VALUE ADDITION:refining of by-products from conversion of coal to coke. Crude benzole to benzene, toluene & xylene.Crude tar to creosote, road tar and soft pitch

© Rowan Gibson

HOW DO WE GET WHERE WE WANT TO GO???

BENEFICIATION & VALUE ADDITION

Finance and Technical Expertise for Entrepreneurs in Mining

© Rowan Gibson

LeadershipProcesses, Equipment and Tools

Leadership and Structure

Culture and Values

Managing for growth & efficiency

People and Skills

Thank you for listening!!!!!!!!