g. dzinomwa. presentation outline requirements for beneficiation & value addition beneficiation...
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G. Dzinomwa
MINERAL BENEFICIATION & VALUE ADDITION
G. Dzinomwa
PRESENTATION OUTLINEREQUIREMENTS FOR BENEFICIATION &
VALUE ADDITIONBENEFICIATION & VALUE ADDITION
METHODS & TECHNOLOGYTHE CASE FOR (ADVANTAGES OF)
BENEFICIATION & VALUE ADDITIONCHALLENGES FACED & SUGGESTED
SOLUTIONS
G. Dzinomwa
What are the key requirements for Beneficiation and Value AdditionCapital InvestmentSkilled personnel (metallurgists,chemists, etc)Efficient technologyWater Electrical powerTransport Infrastructure (rail, road, air)
REQUIREMENTS FOR BENEFICIATION & VALUE ADDITION
ROADS AND RIVERSROADS &RIVERS
Maintain roads, bridges & rivers in your areas
G. Dzinomwa
PRIMARY POWER TRANSMISSION
Chakari
G. Dzinomwa
G. Dzinomwa
Liberation due to Crushing & Grinding
Liberated mineral particle
Middlings
Liberated gangue particle
CRUSHING FORCES
BALL MILLS FOR GRINDING ORE
G. Dzinomwa
Grinding ore in a Ball Mill
G. Dzinomwa
G. Dzinomwa
Ore
Ball mill
Crusher
Boiler
Cyanidation & adsorption tanks
Smelting furnace
Bullion
u/s
o/s
u/f
o/f
Loaded Carbon
Conc
Tails
Conc
Tails
Gravity concentrator
Gemine table
Activated Carbon
GOLD PROCESSING FLOWSHEET
G. Dzinomwa
Stamp mill
Ore
Boiler
Cyanidation & adsorption tanks
Smelting furnace
Bullion
Loaded Carbon
Conc
Tails
TailsGravity concentrator
Gemine table
Activated Carbon
GOLD PROCESSING FLOWSHEET
G. Dzinomwa
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
PGMs VALUE CHAIN
G. Dzinomwa
Flotation Process to Upgrade PGMs & Base Metals
The PGMs and Base Metals are floated using specialised reagents
G. Dzinomwa
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
G. Dzinomwa
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
G. Dzinomwa
THE CASE FOR VALUE ADDITIONFluctuating metal prices place producers at a
disadvantageEmployment creation
RAIL NETWORK AND DISTANCE FROM PORTS
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 G. Dzinomwa
G. Dzinomwa
Diamond Cutting & Polishing
G. Dzinomwa
G. Dzinomwa
VALUE ADDITION
DENTALEQUIPMENT
AUTO CATALYST
JEWELLERY
PLATINUMINVESTMENTS
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VALUE ADDITION
GOLD
ELECTRONICS
JEWELLERY
INVESTMENT
GOLD COINS
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VALUE ADDITION
COPPER COPPER CABLE
G. Dzinomwa
VALUE ADDITION
NICKEL
STAINLESS STEEL
G. Dzinomwa
VALUE ADDITION
OFF-GAS
FERTILIZER
CHEMICALS
G. Dzinomwa
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
G. Dzinomwa© Rowan Gibson
HOW DO WE GET WHERE WE WANT TO GO???
BENEFICIATION & VALUE ADDITION
© Rowan Gibson
LeadershipProcesses, Equipment and Tools
Leadership and Structure
Culture and Values
Policies for growth & efficiency
People and Skills
G. Dzinomwa
G. Dzinomwa
Thank you for listening!!!!!!!!