Mining news: ZINC

SILVER-LEAD-ZINC MINING: Normal production resumes at Platosa

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SILVER-LEAD-ZINC DEVELOPMENT: Water leak continues to plague Platosa

and all underground activity was halted at the project in Durango. There were no injuries and the mobile equipment was removed. The mine is not very deep, but the company pointed out development lies below the local water table. Excellon said it was

Zinc production costs fall

A further 5,800 t of zinc concentrate from Terramin Australia’s Angas mine sailed from Port Adelaide on the weekend. The shipment has an estimated net realisable value of $2.2 million based on the agreed September pricing of $0.79/lb. Commenting on current market conditions, Dr Kevin Moriarty, Executive Chairman of Terramin Australia said, “A lower Australian [...]

BioteQ Starts Commissioning New Plant in Colorado

BioteQ Environmental Technologies, Inc. a leader in the treatment of metal and sulphate contaminated water, has commenced commissioning of a new water treatment plant at the former Wellington Oro silver-zinc mine site near Breckenridge, Colorado. The plant will remove cadmium and zinc from mine drainage, and is designed to process approximately [...]

Teck’s Huge Red Dog Zinc Mine in Alaska has Purchased Two M3000, 1.5MW IsaMillsTM

Red Dog Chief Metallurgist, Brigitte Lacouture said Red Dog needed additional regrinding capacity to treat harder ore from the Aqqaluk deposit. Red Dog was commissioned in late 1989, and produces over 1.0 Mt/y of zinc concentrate and 0.23 Mt/y lead concentrate. Currently the circuit uses up to 10 vertical tower mills [...]

Ausmelt to Suspend Operations at Whyalla Smelter

Ausmelt Ltd has announced that it will suspend operations at its smelter in Whyalla, South Australia.
Managing Director Mr Paul Abbott said today the Whyalla operation had been made uneconomic by recent significant declines in zinc prices and a substantial increase in the price of coal which was the major fuel input into [...]

US mining manufacturers go green with ZA-12 as the lead free bearing material of choice

Sleeve bearings three to five times more durable now available for mining and construction equipment.
Eastern Alloys Inc. Supplies world class zinc alloys using state of the art processing technologies. These technologies are now available for the special challenges of the mining and construction industries. The ZA-12 alloy is replacing bronze as the [...]

US Mining Manufacturers go Green with ZA-12 as the Lead Free Bearing Material of Choice

Sleeve bearings three to five times more durable now available for mining and construction equipment.
Eastern Alloys Inc. Supplies world class zinc alloys using state of the art processing technologies. These technologies are now available for the special challenges of the mining and construction industries. The ZA-12 alloy is replacing bronze as [...]

Lennard Shelf Operation Ceases Production

Teck Cominco Limited and Xstrata Zinc today announce the closure of the joint venture Lennard Shelf Pillara mine in Western Australia.

Tennesee Zinc Mine Installs Large Leaky Feeder Radio System

SRA Corporation is focused on the development of its zinc projects in the state of Tennessee. SRA’s goal to become a major zinc producer through re-opening the Mid-Tennessee Zinc Mines is coming to fruition as production is now underway.
As part of this re-development SRA management and their operating contractor, Dynatec Mining Corp, identified the need [...]

Oversupply puts zinc under pressure

Steel-making materials such as iron ore, coking coal and manganese have hit the headlines this year in light of record prices due to a boom in demand from the industrialising economies of China and India.

ZINC miner Perilya has reported further copper mineralisation at depth below its main Mount Oxide copper project near Queensland’s Mt Isa with intercepts the miner called “spectacular”.

Diamond drilling hit 22m at 6.3% copper and 0.3% cobalt from 258m, 19m at 3.7% copper from 315m, 31m at 6.2% copper from 346m and 23m at 8.9% copper from 395m….more at MiningNews.net