Mount Lyell Mining and Railway Company

Mount Lyell Mining and Railway Company
Company type	Private
Industry	Mining, Chemical manufacturing
Founded	March 29, 1893; 133 years ago in Queenstown, Tasmania, Australia
Defunct	1994
Headquarters	Queenstown, Australia
Area served	Tasmania's West Coast
Products	Copper, Silver, Gold, Sulphuric acid, Superphosphate fertilisers
Parent	Renison Goldfields Consolidated (at centenary in 1993)

Mount Lyell Mining and Railway Company was a Tasmanian-based mining enterprise established on 29 March 1893, widely referred to as Mount Lyell. It held a leading position in copper extraction on Tasmania's West Coast from its inception until 1994, with its main office located in Queenstown.

Following the early 20th-century consolidation of various leases and assets, Mount Lyell emerged as the dominant employer and economic pillar in Queenstown, Strahan, and Gormanston. This preeminence persisted until the company ceased operations in 1994.

Throughout its operational lifespan beginning in the early 1890s, the firm extracted in excess of one million tonnes of copper, alongside 750 tonnes of silver and 45 tonnes of gold, with an estimated valuation surpassing $4 billion by 1995.

History

Mount Lyell initially operated amidst numerous smaller competitors, many of which it eventually absorbed or forced to close. A significant acquisition was the North Mount Lyell Copper Company in 1903. The company's most severe challenge occurred during the 1912 North Mount Lyell Disaster, commonly known as the North Lyell fire.

The company maintained extensive exploration rights across the West Coast Range, investing substantially in geological investigations and revisiting mining locations established earlier in the century. Collaborative ventures with other companies were frequent to distribute exploration expenses and mitigate risks.

By the mid-1970s, key mining sites included "Cape Horn," situated west of "Comstock" on the northern flank of Mount Lyell, while "12 West" remained operational due to its rich copper ore deposits. The "West Lyell open cut," which had been prominent during the 1950s, had by then ceased production. Workforce reductions during this era contributed to Queenstown's decline as a regional center by the mid-1990s; numerous company-run services had shut down by the early 2000s, coinciding with local government restructuring into the West Coast Council.

In addition to its mining activities, Mount Lyell diversified into chemical manufacturing, producing sulphuric acid and superphosphate fertilizers. By 1905, it had established chemical facilities at Yarraville in Victoria and operated the Mount Lyell Chemical Works located at North Fremantle (Rocky Bay), Western Australia. In 1927, it entered a joint venture with Cuming, Smith & Co. and Westralian Farmers Superphosphates to create Cuming Smith & Mount Lyell Farmers Fertilisers Ltd (CSML), with equal ownership stakes among partners. Mount Lyell divested its share during 1963–64; subsequently, the company was renamed CSBP. Separately, Mount Lyell’s Yarraville plant merged in 1929 with those of Cuming Smith & Co. and Wischer & Co., forming Commonwealth Fertilisers and Chemicals, which later became part of ICIANZ.

Centenary

The company marked its 100th anniversary on 29 March 1993 as the Copper Division of Renison Goldfields Consolidated Limited. The significance of the Mount Lyell Mining Field along with its operations in Queenstown and Tasmania’s west coast was acknowledged widely within the community.

People associated with the company

Prominent figures connected to Mount Lyell include John Earle, Edward Braddon, Colin Syme, John Henry, and Robert Sticht.

Current

After the company's shutdown, the Mount Lyell Remediation and Research and Demonstration Program (1994–1996) was implemented to tackle the environmental damage inflicted on the Queen, King Rivers, and Macquarie Harbour due to mine waste, with an estimated 100 million tonnes of tailings deposited in the Queen River.

The Mount Lyell lease resumed operations in 1995 under Copper Mines of Tasmania, which was later acquired by Sterlite Industries, an Indian firm, in 1999, integrating it into the Vedanta group. Concentrate extracted from the mine is transported to India for processing. Regulatory requirements enforced by the government necessitated the installation of tailings dams and pollution control measures to safeguard local waterways.

Mining activities were halted during the 2010s following several accidents and have remained suspended since then.

Mine operation

Distinct orebodies and operational timelines within the mine lease include:

Iron Blow (1883–1929)
North Lyell (1896–1972)
Royal Tharsis (1902–1991)
Lyell Comstock (1913–1959)
Crown Lyell (1931–1985)
West Lyell Open Cut (1934–1978)
Cape Horn (1969–1987)
Prince Lyell Mine (1969–1995)

Railway

Refer to Mount Lyell Railway and West Coast Wilderness Railway for comprehensive information.

From 1899 until 1963, Mount Lyell operated a gauge railway connecting Queenstown to Regatta Point, employing the Abt rack system to navigate steep gradients. The majority of this railway was dismantled in 1963.

In 2002, the line was reconstructed along its original route and reopened as the Abt Wilderness Railway, later renamed the West Coast Wilderness Railway. This service was managed by Federal Hotels until 2013.

Environmental impact

Operations at Mount Lyell resulted in extensive pollution of the Queen, King Rivers, and Macquarie Harbour, primarily due to mine waste discharge and effluent release. An estimated 100 million tonnes of tailings were dumped into the Queen River.

Environmental repercussions included:

Contamination of rivers from tailings, slag, and acid drainage, leading to a large delta formation in Macquarie Harbour;
Total eradication of aquatic ecosystems within the Queen and lower King Rivers;
Toxic metal pollution adversely affecting fishing operations and harbour use;
Severe damage to vegetation on Queenstown’s hills caused by deforestation, fires, erosion, and smelting emissions.

Smelting operations ceased during the 1960s, after which CMT constructed a dam to contain tailings.

A 1997 report by Supervising Scientist identified the mining lease area as the chief contributor to acid drainage pollutants impacting waterways. Tailings and slag deposits outside this zone contributed only minimally.

Within the lease boundaries, approximately 78% of copper loading from underground water originates from the North Lyell Tunnel; other tunnels and waste dumps contribute about 21%, while minor sources account for roughly 1%.

Downstream assessments reveal that neutralizing or managing between 95% and 99% of acid drainage is essential to comply with environmental quality standards. Polluted sediments in King River and Macquarie Harbour contribute comparatively little to overall contaminant levels entering the harbour.