Government agency that manages the New Zealand state-owned oil, gas, mineral and coal resources, known as the Crown mineral estate; site has info on coal and petroleum production, blocks offers, coal deposits etc

Gold & silver mine in Waihi operated by the Waihi Gold Mining Company Ltd; produced 129, 870 ounces of gold and 984,046 ounces of silver in June 2002

Independent company which owns significant oil and gas reserves and high quality exploration permits in the Taranaki basin, and high quality coking coal deposits in the Paparoa mountain range in New Zealand

Producer and distributor of high quality coal for export and for New Zealand markets; operates underground and opencast mines on the West Coast, in Southland and the Waikato, at Huntly

International minerals exploration company with gold projects in New Zealand and Western Australia; exploring for gold deposits in Martha Hill mine (Waihi) & Macraes Flat (South Island); New Zealand office is in Wellington

Privately held company based in Matamata (Waikato); has expertise in extracting, processing and adding value to a number of mineral types including zeolite and perlite

Australian engineering & infrastructure management company; group companies: Works Infrastructure (infrastructure), Downer (engineering), Roche (mining), Century Resources (resource services) & EDI Rail; offices: Auckland, Wellington, Christchurch

Canadian firm set up to discover and develop precious metal and geo thermal opportunities in New Zealand; is currently exploring for epithermal gold deposits in North Island and has started mining from South Island

Auckland-based firm that principally explores for gold in New Zealand and cobalt in Australia

Integrated minerals supplier to industrial markets, based in Auckland; supplies abrasive media, abrasive blasting equipment, minerals for foundries, drilling fluids & clays, construction minerals, filter media & processed sands