Model Updates for Revised 2004 and 2005 Prices
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The following lead-zinc models have been re-estimated to incorporate the big jump
in metals prices since late last year. The copper model re-estimates were completed previously
Antamina
Atacocha
Bismark
Black Mountain
Boliden
Bouchard-Hebert
Bougrine
Broken Hill
Brunswick
Cannington
Century
Cerro de Pasco
Charcas
Colquijirca
Cayeli
Doe Run
El Mochito
El Provenir
Franco Madero
Galmoy
Garpenberg
Golden Grove
Gordonsville
Huanzala
Iscaycruz
Kidd Creek
La Cienega
La Ronde
Lennard Shelf
Lisheen
Louvicourt
Matagami
McArthur River
Montana Tunnels
Mt Garnet
Mt Isa/Geo Fisher
Myra Falls
Naica
Peak
Pend Oreille
Rajpura Dariba
Rampura Agucha
Raura
Red Dog
Rosebery
Rosh Pinah
Sabinas
San Martin
San Vicente
Santa Barbara
Skorpion
Sweetwater
Tara
Thalanga-Mt Gordon
Tizapa
San Vicente
Yauli
Zinkgruvan
Zawar Mines

Plus the following Nickel models (some adjusted for final 2003 actuals)
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Black Swan/Silver Swan
Cawse
Cerro Matoso
Cosmos
Falcondo
Kambalda
Lake Johnson (Emily Ann/Maggie Hays)
Leinster
Manitoba Division
Mt Keith
Murrin Murrin
Ontario Division
Pomalaa
Raglan
Soroako
Phoenix & Selkirk
Sudbury - Falconbridge
Lake Johnson (Emily Ann/Maggie Hays)
Leinster
Manitoba Division
Mt Keith
Murrin Murrin
Voisey's Bay

Model Updates for 2003 Actuals
---------------------------------
Eskay Creek
Henderson
La Coipa
Misima
Pirquitas
Porgera
Quiruvilca
Rochester
Silver Valley (Coeur/Galena)
Williams/Hemlo
Yanacocha

New Models
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Endako (Mo) Thompson Creek Mining Co
Huckleberry (Mo) Imperial Metals

Cost Curves
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The above revisions and new models are incorporated into the revised copper, zinc,
lead, nickel, silver and molybdenum costs curves. These are now complete for 1998-2005.

Whew!

In accordance with the minecost update policy, if you have downloaded any of these models
in the past three months, you are entitled to the updated model at no extra charge.

See previous reports and updates.
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