IAMGOLD
Operations | Royalty Interests | Reserves & Resources | Historical Production

Reserves and Resources

(1,2,3,4)

Mineral Reserves and Resources

Dec. 31, 2008

Gold Operations

Tonnes

(000)

Grade
(g Au/t)

Ounces

Contained

(000 oz)

Attributable

Contained

Ounces

(000 oz)

Tarkwa

  Proven Reserves

  Probable Reserves

  Subtotal

  Measured Resources

  Indicated Resources

  Inferred Resources

 

158,700

126,600

285,300

152,900

146,000

24,400

 

1.3

1.2

1.2

1.4

1.3

3.1

 

6,456

4,857

11,313

7,004

6,021

2,411

(18.9%)

1,220

918

2,138

1,324

1,138

456

Damang

  Proven Reserves

  Probable Reserves

  Subtotal

  Measured Resources

  Indicated Resources

  Inferred Resources

 

4,614

20,872

25,486

9,103

30,838

11,162

 

2.6

1.4

1.7

2.3

1.5

3.7

 

388

966

1,354

681

1,474

1,336

(18.9%)

73

183

256

129

278

252

Total (Tarkwa and Damang)

  Proven & Probable Reserves

  Measured & Indicated Resources

  Inferred Resources

310,786

338,941

35,562

1.3

1.4

3.3

12,667

15,180

3,747

 

2,394

2,869

708

  (1) Measured and Indicated Resources are inclusive of Proven and Probable Reserves

  (2) In mining operations, Measured and Indicated Resources that are not Mineral Reserves are

       considered uneconomic at the price used for reserves estimations.

  (3) Mineral Reserves have been estimated as at Dec. 31, 2008 using a US $650/oz Au and Mineral

       Rserouces have been estimated as at June 30, 2008 using a US $800/oz Au.

  (4) Mineral Resources have been estimated in accordance with SAMREC code.

 

 

(1,2,3)

Mineral Reserves and Resources

Gold Operations

Tonnes

(000)

Grade

(g Au/t)

Ounces

Contained

(oz)

Attributable

Contained

Ounces

(oz)

Rosebel (4) (8)

  Proven Reserves

  Probable Reserves

  Subtotal

  Measured Resources

  Indicated Resources

  Inferred Resources

 

46,188

55,240

101,428

160,671

138,554

6,756

 

1.1

1.2

1.1

1.1

1.0

1.1

 

1,649

2,067

3,716

5,736

4,428

227

(95%)

1,566

1,964

3,530

5,449

4,207

216

Mupane (8)

  Proven Reserves

  Probable Reserves

  Subtotal

  Measured Resources

  Indicated Resources

  Inferred Resources

 

2,896

311

3,207

6,043

2,915

328

 

1.9

2.6

2.0

2.0

2.3

2.5

180

26

206

393

213

26

(85-100%)

178

25

203

390

208

25

Sadiola (10)

  Proven Reserves

  Probable Reserves

  Subtotal

  Measured Resources

  Indicated Resources

  Inferred Resources

 

5,996

8,183

14,179

24,664

65,278

28,430

 

2.2

2.6

2.4

1.6

2.4

2.3

 

423

680

1,103

1,234

4,944

2,068

(38%)

161

258

419

469

1,879

786

Doyon Division (5) (8)

  Proven Reserves

  Probable Reserves

  Subtotal

  Measured Resources

  Indicated Resources

  Inferred Resources

 

219

46

265

842

1,975

3,443

 

10.6

12.0

10.9

6.0

4.6

5.1

 

75

18

93

163

290

570

(100%)

75

18

93

163

290

570

Yatela (10)

  Proven Reserves

  Probable Reserves

  Subtotal

  Measured Resources

  Indicated Resources

  Inferred Resources

 

3,352

1,854

5,206

4,421

3,962

745

 

0.9

5.2

2.4

1.6

4.4

3.5

 

98

311

409

228

554

84

(40%)

39

125

164

91

222

34

Camp Caiman (6) (9)

  Probable Reserves

  Measured Resources

  Indicated Resources

  Inferred Resources

 

12,285

5,371

15,071

3,767

 

2.8

2.7

2.4

2.1

 

1,114

467

1,148

249

(100%)

1,114

467

1,148

249

La Arena (7)

  Measured Resources

  Indicated Resources

  Inferred Resources

 

26,000

113,700

9,890

 

0.5

0.4

0.3

 

443

1,554

90

(100%)

443

1,554

90

Buckreef (12)

  Measured Resources

  Indicated Resources

  Inferred Resources

 

3,066

12,887

11,827

 

2.7

1.8

2.4

 

265

734

919

(75-80%)

212

573

727

Westwood (11)(13)

  Indicated Resources

  Inferred Resources

 

313

11,283

 

6.9

8.7

 

70

3,154

(100%)

70

3,154

Quimsacocha (15)

  Probable Resources  

  Indicated Resources

  Inferred Resources

 

8,098

9,935

299

 

6.5

6.6

6.3

 

1,682

2,107

61

(100%)

1,682

2,107

61

Kitongo (16)

    Inferred Resources

4,440

2.0

291

(100%)

291

Grand Duc (14)

  Indicated Resources

  Inferred Resources

 

149

213

 

1.8

1.1

 

9

7

(100%)

9

7

TOTAL (excl Tarkwa & Damang)

  Proven & Probable Reserves

  Measured & Indicated Resources

  Inferred Resources

144,668

595,817

81,421

1.8

1.3

3.0

8,323

24,980

7,746

 

7,205

19,951

6,210

 

 

       (1)  Measured and Indicated Resources are inclusive of Proven and Probable Reserves.

       (2)  In underground operations, Mineral Resources contain similar dilution and mining recovery

             than  Mineral Reserves.

       (3)  In mining operations, Measured and Indicated Resources that are not Mineral Reserves are

             considered uneconomic at the price used for reserve estimations but are deemed to have a

             reasonable prospect of economic extraction.

       (4)  Effective Nov. 8, 2006, the Company indirectly owned a 95% interest in Rosebel Gold Mine.

       (5)  Effective Nov. 8, 2006, the Company indirectly owned 100% of the Doyon Division which

             includes Mineral Reserves and Resources from the Doyon and Mouska Gold Mines.

       (6)  Effective Nov. 8, 2006, the Company indirectly owned 100% interest in Camp Caiman

             Project.

       (7)  Effective Nov. 8, 2006, the Company indirectly owned 100% of La Arena Peru S.A.

             (formerly known as IAMGOLD Peru S.A.) which holds the La Arena Project.  La Arena

             resources are confined within a pit shell based on US $550/oz Au and $1.50/lb Cu and have

             been estimated in accordance with NI 43-101.

       (8)  Mineral Reserves have been estimated as at Dec. 31, 2008 using a US $700/oz Au and

             Mineral Resources have been estimated as at Dec. 31, 2008 using a US $700/oz Au and

             have been estimated in accordance with NI 43-101.

    (9) Mineral Reserves and Mineral Resources have been estimated as at Aug. 2005 using a US

             $425/oz Au and have been estimated in accordance with NI 43-101.

    (10) Mineral Reserves have been estimated as at Dec. 31, 2008 using a US $870/oz Au and

             Mineral Resources have been estimated as at Dec. 31, 2008 using a US $1,000/oz Au and

             have been estimated in accordance with JORC code.

    (11) Based on a 4 g/t cutoff.

    (12) Mineral Resources have been estimated as at July 2008 at a 1.0 Au g/t cutoff and have

             been estimated in accordance with JORC code and the NI 43-101.

     (13) Mineral Resources have been estimated as at July 2008 using a US $700/oz Au and

             have been estimated in accordance with NI 43-101.

     (14) Mineral Resources have been estimated at US $700/oz Au and have been estimated in

             accordance with NI 43-101.

      (15) Mineral Resources have been estimated as at August 2008 using a US $750/oz Au and have

             been estimated in accordance with NI 43-101.

     (16) Mineral Resources have been estimated in accordance with JORC code.

 

    

(1,2,3,4)

Mineral Reserves and Resources

(Non-Gold Operations)

Dec. 31, 2008

NIOBIUM OPERATION

Tonnes

(000)

Grade

Nb2O5
(%)

Contained tonnes

(000)

Nb2O5

Niobec (100%)

  Proven Reserves

  Probable Reserves

  Subtotal

  Measured Resources

  Indicated Resources

  Inferred Resources

 

11,367

12,133

23,500

11,367

12,133

28,777

 

0.58

0.59

0.59

0.58

0.59

0.58

 

66.0

71.8

137.8

66.0

71.8

165.5

COPPER PROJECT

Tonnes

(000)

Grade

Cu

(%)

Contained tons (short)

Cu

La Arena (100%)

  Measured Resources

  Indicated Resources

  Inferred Resources

 

26,000

113,700

9,890

 

0.16

0.39

0.33

 

45,849

493,413

35,534

    

 

TOP