Mineral Resources as at 30 June 2009

Minerals Resources are tabulated by classification category for each MMG mineral deposit or operation.

 

Sepon Mineral Resources
COPPER
(0.5% Cu cut-off grade)

GOLD
Oxide and Partial Oxide
(0.5g/t Au cut-off grade)
Primary (1.0g/t Au cut-off grade)
  		Contained
Metal		  
Tonnes
(Mt)		 Copper
grade
(% Cu)		 Gold
grade
(g/t Au)		 Silver
grade
(g/t Ag)		 Copper
('000 t)		 Gold
(Moz)		 Silver
(Moz)
Supergene Copper
Measured 19.7 3.2 - - 626.5 - -
Indicated 8.2 3.3 - - 271.4 - -
Inferred 30.9 1.7 - - 509.4 - -
Total 58.8 2.4 - - 1,407.2 - -
Primary Copper
Measured 2.1 1.7 0.2 7 35.2 0.0 0.5
Indicated 1.2 1.7 0.2 7 19.7 0.0 0.3
Inferred 20.1 0.9 0.3 6 176.5 0.2 3.9
Total 23.3 1.0 0.3 6 231.4 0.2 4.6
Oxide Gold
Measured 4.2 - 1.0 3 - 0.1 0.4
Indicated 3.3 - 1.9 5 - 0.2 0.5
Inferred 2.9 - 1.0 5 - 0.1 0.5
Total 10.4 - 1.3 4 - 0.4 1.4
Partial Oxide Gold
Measured 2.4 - 1.6 9 - 0.1 0.7
Indicated 5.9 - 2.1 8 - 0.4 1.5
Inferred 1.8 - 0.7 6 - 0.0 0.4
Total 10.1 - 1.7 8 - 0.6 2.6
Primary Gold
Measured 5.4 - 3.0 7 - 0.5 1.2
Indicated 13.5 - 2.6 8 - 1.1 3.5
Inferred 5.6 - 1.8 7 - 0.3 1.3
Total 24.4 - 2.5 8 - 2.0 5.9
Total Resources 1,638.7 3.2 14.5

Significant figures do not imply precision. Figures are rounded according to JORC Code guidelines.

Competent Persons:
Paul Quigley (Member of AusIMM, employee of MMG)

 

Century Mineral Resources
Century and East Block
3.5% Zn cut-off grade 		Contained
Metal		  
Tonnes
(Mt)		 Zinc
grade
(% Zn)		 Lead
grade
(% Pb)		 Silver
grade
(g/t Ag)		 Zinc
('000 t)		 Lead
('000 t)		 Silver
(Moz)
Century1
Measured 32.2 12.3 1.5 34 3,960.6 483 35.2
Indicated 9.4 11.3 1.6 37 1,062.2 150.4 11.2
Inferred 0.2 10.1 1.1 33 20.2 2.2 0.2
Total 41.8 12.1 1.5 35 5,043.0 635.6 46.6
Century East Block1
Measured - - - - - - -
Indicated 0.2 12.8 1.1 49 25.6 2.2 0.3
Inferred 0.2 12.7 1.1 55 25.4 2.2 0.4
Total 0.4 12.8 1.1 52 51 4.4 0.7
Total Resources 5,094.0 640.0 47.3

Significant figures do not imply precision. Figures are rounded according to JORC Code guidelines.

Competent Persons:
1. Andrew Beaton (Member of AusIMM, employee of MMG)

 

Dugald River Mineral Resources
6% Zn cut-off grade Contained
Metal		  
Tonnes
(Mt)		 Zinc
grade
(% Zn)		 Lead
grade
(% Pb)		 Silver
grade
(g/t Ag)		 Zinc
('000 t)		 Lead
('000 t)		 Silver
(Moz)
Measured 20.6 13.1 1.9 56 2,698.6 391.4 37.1
Indicated 23.0 12.6 2.0 28 2,898.0 460.0 20.7
Inferred 9.4 10.7 1.4 14 1,005.8 131.6 4.1
Total Resources 53.0 12.5 1.9 36 6,602.4 983.0 61.9

Significant figures do not imply precision. Figures are rounded according to JORC Code guidelines.

Competent Persons:
Peter Carolan (Member of AusIMM, employee of MMG)

 

Golden Grove Mineral Resources
Cut-off grade for the primary
zinc & copper Resources is
based on the Nett Smelter
Return value of AUD 70 per
tonne 		Contained
Metal		  
Tonnes
(Mt)		 Zinc
grade
(% Zn)		 Copper
grade
(% Cu)		 Lead
grade
(% Pb)		 Silver
grade
(g/t Ag)		 Gold
grade
(g/t Ag)		 Zinc
('000 t)		 Copper
(' 000t)		 Lead
(' 000t)		 Silver
(Moz)		 Gold
(Moz)
Primary Copper1
Measured 10.2 0.6 3.1 0.0 19 0.6 63.7 318.3 3.2 6.3 0.2
Indicated 3.2 0.4 2.8 - 14 0.5 12.7 89.0 - 1.4 0.1
Inferred 5.8 0.9 3.2 - 28 0.7 49.7 187.0 - 5.2 0.1
Total 19.1 0.7 3.1 0.0 21 0.6 126.1 594.3 3.2 12.9 0.4
Oxide Copper2A
Measured - - - - - - - - - - -
Indicated - - - - - - - - - - -
Inferred 2.5 - 2.3 - - - - 58.0 - - -
Total 2.5 - 2.3 - - - - 58.0 - - -
Zinc1
Measured 4.1 12.1 0.4 1.2 84 1.6 495.4 18.3 49.2 11.1 0.2
Indicated 0.8 12.0 0.6 2.1 120 2.2 96.3 4.9 16.6 3.1 0.1
Inferred 4.0 11.1 0.7 0.7 64 1.0 439.5 26.4 27.8 8.1 0.1
Total 8.9 11.6 0.6 1.1 78 1.4 1031.2 49.7 93.6 22.3 0.4
Gold3B
Measured - - - - - - - - - - -
Indicated - - - - - - - - - - -
Inferred 1.1 - - - 100 3.2 - - - 3.6 0.1
Total 1.1 - - - 100 3.2 - - - 3.6 0.1
Total Resources 1,157.3 702.0 96.9 38.7 0.9

A 0.5% Cu cut off grade, B 1.0g/t Au cut off grade

Significant figures do not imply precision. Figures are rounded according to JORC Code guidelines.

Competent Persons:
1. Chevaun Gellie (Member of AIG, employee of MMG)
2. Duncan Hackman (Member of AIG, employee of Hackman and Associates)
3. Robert Singer (Member of AusIMM, former employee of Newmont Golden Grove Operations Pty Ltd)

 

Rosebery Mineral Resources
Cut-off grade is based on
metallurgically recoverable
total metal units (TMU)
, expressed as a dollar value
(AUD 125 per tonne) 		Contained
Metal		  
Tonnes
(Mt)		 Zinc
grade
(% Zn)		 Copper
grade
(% Cu)		 Lead
grade
(% Pb)		 Silver
grade
(g/t Ag)		 Gold
grade
(g/t Ag)		 Zinc
('000 t)		 Copper
(' 000t)		 Lead
(' 000t)		 Silver
(Moz)		 Gold
(Moz)
Rosebery
Measured 3.8 14.3 0.5 3.9 147 2.1 543.4 19.0 148.2 17.9 0.3
Indicated 2.9 15.5 0.5 3.9 130 2.1 448.7 14.5 112.9 12.1 0.2
Inferred 7.4 11.1 0.3 3.9 140 1.6 822.6 22.2 289.0 33.5 0.4
Total Resources 14.11 12.87 0.39 3.90 140 1.8 1,814.7 55.7 550.1 63.5 0.8

Significant figures do not imply precision. Figures are rounded according to JORC Code guidelines.

Competent Persons:
Jared Broome (Fellow of AusIMM, employee of MMG)

 

Avebury Mineral Resources
0.7% Ni cut-off grade Contained
Metal		  
Tonnes
(Mt)		 Nickel
grade
(% Ni)		 Nickel
('000 t)
Measured 3.4 1.1 37.9
Indicated 4.7 1.0 44.4
Inferred 14.0 0.9 131.3
Total Resources 22.0 1.0 213.5

Significant figures do not imply precision. Figures are rounded according to JORC Code guidelines.

Mineral Resource stated as total Ni, which includes suluphide and silicate phases

Competent Persons:
Tim Callaghan (Member of AusIMM, former employee of OZ Minerals)

 

High Lake Mineral Resources
2% Cu equivalent cut-off grade Contained
Metal		  
Tonnes
(Mt)		 Zinc
grade
(% Zn)		 Copper
grade
(% Cu)		 Lead
grade
(% Pb)		 Silver
grade
(g/t Ag)		 Gold
grade
(g/t Ag)		 Zinc
('000 t)		 Copper
(' 000t)		 Lead
(' 000t)		 Silver
(Moz)		 Gold
(Moz)
Measured - - - - - - - - - - -
Indicated 17.2 3.4 2.3 0.3 70 1.0 576.2 387.0 53.3 38.7 0.5
Inferred 0.0 2.4 0.5 0.4 122 0.2 1.0 0.2 0.2 0.2 0.0
Total Resources 17.2 3.3 2.2 0.3 70 0.9 577.2 387.2 53.5 38.9 0.5

Significant figures do not imply precision. Figures are rounded according to JORC Code guidelines.

Competent Persons:
George H. Wahl (Member Association of Professional Geoscientists of Ontario, employee of G. H. Walh Associates)

 

Izok Lake Mineral Resources
2% Zn equivalent cut-off grade Contained
Metal		  
Tonnes
(Mt)		 Zinc
grade
(% Zn)		 Copper
grade
(% Cu)		 Lead
grade
(% Pb)		 Silver
grade
(g/t Ag)		 Zinc
('000 t)		 Copper
(' 000t)		 Lead
(' 000t)		 Silver
(Moz)
Measured - - - - - - - - -
Indicated 14.4 12.9 2.5 1.3 71 1863.5 361.5 184.3 32.9
Inferred 0.4 6.4 3.8 0.3 54 23.6 14.0 1.0 0.6
Total Resources 14.8 12.8 2.5 1.3 71 1887.1 375.5 185.3 33.5

Significant figures do not imply precision. Figures are rounded according to JORC Code guidelines.

Competent Persons:
Tim Maunula (Member Association of Professional Geoscientists of Ontario, employee of Wardrop Engineering)

 

The information in this report that relates to Mineral Resources is based on information compiled by the listed competent persons, who are Members or Fellows of the Australasian Institute of Mining and Metallurgy, the Australian Institute of Geoscientists or a 'ROPO' and have sufficient experience which is relevant to the style of mineralisation and type of deposit under consideration and to the activity which they are undertaking to qualify as Competent Persons as defined in the 2004 Edition of the ‘Australasian Code for Reporting of Exploration Results, Mineral Resources and Ore Reserves’ (JORC Code). Each of the Competent Persons has given consent to the inclusion in the report of the matters based on their information in the form and context in which it appears.

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