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  • Coal and coal mining Te Ara Encyclopedia of New Zealand

    Europeans began mining coal in New Zealand in the 1840s. At first, men went underground and dug out the coal with picks and shovels. In the early 1900s men used compressed-air machines in mines to cut coal from the rock. They also used explosives to blast the rocks. The coal was loaded into railway wagons and taken out. In the later 1900s they used high-pressure water jets to cut the coal out

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  • The miners’ work Te Ara Encyclopedia of New Zealand

    By the 1900s compressed-air coal-cutting machines were used, and in the later 20th century high-pressure water-jet cutting. Coal flowed out in water directly from the face, whereas in conventional mining the coal had been drilled, blasted, and loaded into cars. Got it easy. Tommy Pinn started at the Strongman mine in 1941 and retired 46 years later. In 2003, as the mine finally closed, he

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  • Coal Mining NZHistory, New Zealand history online

    It was also the site of an early experiment in state socialism New Zealand's first state coal mine opened there in 1903. Read the full article. Page 2 Coal is discovered. After John Rochfort discovered fragments of bituminous coal in a river north of Westport in 1859, the search was on for accessible coal seams that could be mined.

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  • Coal Facts Coal Action Network Aotearoa

    Coal in Aotearoa 2019: Our summary of the New Zealand coal industry Here is CANA’s short, easy to read, downloadable 4-page summary of the New Zealand coal industry in 2019: Coal in Aotearoa 2019 This document covers: who burns coal who mines coal and where they mine it. It’s essential information for local and national []

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  • Mining Map New Zealand

    New Zealand’s largest gold mine is the Macraes mine located north of Dunedin in the Otago region of the South Island which has been in production since 1990. This operation consists of two mines, the Macraes open pit mine, and the Frasers underground mine. In 2012 alone, these mines produced over 160,000 ounces of gold. This year produced less gold than the previous four years. The mine is

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  • The coal rush New Zealand Geographic

    Huntly East mine is operated by state-owned enterprise Solid Energy New Zealand, the country’s largest coal producer. Much of the coal that streams out of the mine on conveyor belts 24 hours a day is railed directly to New Zealand Steel’s Glenbrook steel mill, where it is used as a reducing agent in the ironsand-to­ iron smelting process. Some is blended with coal from nearby Rotowaro

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  • Coal mining Wikipedia

    Coal mining is the process of extracting coal from the ground. Coal is valued for its energy content and since the 1880s, has been widely used to generate electricity. Steel and cement industries use coal as a fuel for extraction of iron from iron ore and for cement production. In the United Kingdom and South Africa, a coal mine and its structures are a colliery, a coal mine is a 'pit', and

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  • Mining and the NZ economy

    Here’s how mining contributes to New Zealand’s economic wealth: Jobs. There are around 4,193 people employed directly in the minerals sector (excluding quarries). These are high-paying jobs earning more than $101,400 on average almost twice the national average wage of $58,900. Many of these jobs supports a family and a household in regions and communities that often don’t have the

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  • How do we get coal? New Mining-Technology

    Chris Baker, CEO of Straterra the industry group representing the New Zealand mining and resource sector agrees, predicting that the automation of mining processes and operations will be the area that will show the most significant advance during the coming 20 years. Automation is already established in many aspects of the industry, for both surface and underground mines.

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  • Copper Mining New Zealand

    Mining in New Zealand began when the Māori quarried rock such as argillite in times prior to European colonisation. Mining by Europeans began in the latter half of the 19th century. New Zealand has abundant resources of coal silver iron ore limestone and gold. It .

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  • HUNTLY EAST The largest & most visited mining website

    The Huntly East underground coal mine in New Zealand has been producing a high energy, sub-bituminous, low sulphur and low ash coal since 1978. Its two productive coal seams are from eight to 20 metres thick and lie at a depth of from 400 to 150 metres. The mine produces around 450,000 tonnes of coal a year with most of it purchased by New Zealand Steel for use at its nearby Glenbrook steel

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  • What Are The Major Natural Resources Of New Zealand

    18/03/2019· Mining in New Zealand has a long history which dates back the period before the European colonization of the country when the Maori people mined argillite. After the colonization, mining began in New Zealand in the latter period of the 19th century and the minerals produced since that time include limestone, gold, iron ore, silver, and coal. Mining industry contributes significantly to

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  • What Happened at Pike River Pike River Mine disaster

    The New Zealand coal mining industry is small. Annual production is about 5 million tonnes approximately 2% of Australia’s production. In 2010 fewer than 2000 people were working in 22 coal mines, only five of which were underground. A failure to learn. New Zealand’s health and safety record is inferior to that of other comparable countries. The rate of workplace fatalities is higher

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  • NZ's worst mining accidents The New Zealand Herald

    New Zealand has seen its share of mine disasters, with 181 people killed since 1896. Today, 36 people are missing after an explosion at the Pike River coal mine.

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  • The New Zealand mining handbook (with maps and

    People; Search Metadata The New Zealand mining handbook (with maps and illustrations) by New Zealand. Mines Dept; Galvin, P. Publication date 1906 Topics Mines and mineral resources, Gold mines and mining, Coal mines and mining Publisher Wellington, J. Mackay, Government Printer Collection americana Digitizing sponsor Google Book from the collections of University of California Language

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  • Mining Gold Equipment Mine For Gold

    Sluice boxes are also a legal gold mining tool in the areas set aside for the New Zealand public to fossick freely. A prospector is able to sift through a lot more raw material with a sluice box than just with a gold pan. The sluice box quickly sheds the bulk of the gravel and waste ore, keeping only the gold and very dense sand that usually accompanies the gold.

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  • How Underground Mining Works HowStuffWorks

    Underground mines are the alternative to surface mines. Surface mines excavate from the top down, a method that can become inefficient at depths greater than about 200 feet (60 meters) [sources: Illinois Coal Association, De Beers].Undergrounds coal mines can drive 2,500 feet (750 meters) into the Earth and other types even deeper -- uranium mines can reach 6,500 feet, or 2 kilometers.

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