Mining Technology | Mining News and Views Updated Daily is using cookies

We use them to give you the best experience. If you continue using our website, we'll assume that you are happy to receive all cookies on this website.

ContinueLearn More X

Cominco Lead, Zinc and Silver Mine

Producer of

Lead, zinc and silver


Kotzebue, western Alaska


NANA Regional Corporation (property), Teck Cominco Alaska Inc. (operations, facilities)

Geology type

Stratabound hydrothermal sulphides

Mineral type

Sphalerite, pyrite, marcasite, galena

Reserve base

72.2Mt grading 17.7% Zn and 4.7% Pb (2005)

Annual production

3.1Mt of ore containing 568,000t Zn, 102,300t Pb and 1.97Moz Ag (2005)

Mining method

Open pit

Processing method

Crushing, grinding, tower milling, flotation



Open pit

Ingersoll Rand rig drill

Tamrock Driltech rig drill

Caterpillar 777 haul trucks

Caterpillar 992G wheel loaders

Caterpillar D9L dozers

Caterpillar 225 and 235 backhoes

Caterpillar 16G road grader


Fuller SAG and ball mills

Maxwell flotation cells

Canadian Process Technologies (CESL) column cells

Outokumpu flotation cells

Free download worth over $5000
Download our 2019 Technology, Media and Telecoms Predictions Report

Worth up to $5,850

In this report, we look at the 30 big tech themes for 2019, identifying winners and losers for each theme. This report will impact all industries helping:

  • CEOs/Senior Staff: in all industries understand the disruptive threats to their competitive landscape
  • Investors: Helps fund managers focus their time on the most interesting investment opportunities in global TM

Go Top