Homestake Mining Company - Third Quarter 2001 Mine-by-Mine Operating Results
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Mine Ore Treated ('000 t)* Grade (g/t) Gold Production (oz) Cash Cost (US$/oz) Total Cost (US$/oz)

Homestake

S Dakota

186 6.4 45,900 193 268

McLaughlin

California

634 2.2 29,400 214 317

Round Mountain

Nevada (50%)

10,767 0.6 102,900 184 241

Marigold

Nevada (33%)

994 0.7 7,100 163 191

Ruby Hill

Nevada

337 3.7 34,600 104 245

Agua de la Falda

Chile (51%)

62 9.5 4,600 222 261

Helmo

Canada (50%)

885 4.9 67,400 203 240

Eskay Creek

Ontario

52 51.9 78,800 60 188

KCGM

WA (50%)

2,936 2.1 84,300 201 247

Plutonic

WA

797 3.2 76,400 157 200

Darlot

WA

188 5.3 31,500 178 226

Lawlers

WA

181 4.4 24,700 193 253
Attributable total . . 587,600 166 235

*100% basis

(Source: GFMS)