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new zealand iron sand mining

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Seabed Mining

2017-1-9 · the other to mine iron sands in the South Taranaki Bight. Seabed mining, at the scale and depth of these two projects, is new to New Zealand. The closest equivalent activity to these projects currently taking place in New Zealand, however, would be the extensive dredging of harbours and shipping lanes that takes place on a regular

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The Mining Operation | New Zealand Steel

2021-8-26 · The Mining Operation. The well known black sand beaches sweeping down the west coast of the North Island are the sites of New Zealand''s greatest known reserves of ironsand. Its potential for commercial use was recognised from the early days of European settlement. This black ironsand was formed 2.5 million years ago from rock deposited on the ...

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Case Study

Case Study - South Taranaki Bight iron sand extraction. Iron sands are the largest known reserve of metalliferous ore in New Zealand. Iron sand is a general term for sand-sized grains of heavy iron-rich minerals, principally magnetite (Fe3O4), titanomagnetite (Fe2TiO3), and …

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Waikato North Head Mine Site | New Zealand Steel

2021-8-26 · A magnetic concentrate is extracted via a series of separation processes, then mixed with water to create a slurry (a 50:50 mix of water and (concentrate). By products – or tailings – from this process are used for site rehabilitation. Fresh water used in the processing and the slurry is drawn from a lagoon adjacent to the Waikato River.

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The History of Ironsand | New Zealand Steel

2021-9-21 · The Birth of New Zealand Steel. New Zealand Steel Limited was incorporated in 1965. The long-term vision of those behind it was to establish a steel industry that would utilise the abundant local raw materials. In 1966, construction started on a mill at Glenbrook, 65 kilometres south east of Auckland.

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Supreme Court hears Taranaki seabed iron sand mining ...

2020-11-17 · Seabed Mining: The Basics. In April 2017, TTR was given permission to mine up to 50 million tonnes of iron sand a year, for 35 years, in an area about 66 square km offshore from Taranaki. The ...

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The future of sand mining in NZ | Stuff .nz

2018-6-7 · New Zealand now faces the prospect of iron sand mining offshore. A High Court decision is pending on plans to mine 50 million tonnes of iron sand a …

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HOME | TransTasmanResources

TTR is a New Zealand company, majority owned by New Zealand shareholders, established in 2007 to explore and produce iron ore from vast offshore iron sand deposits. TTR''s resource is a vanadium-titanomagnetite iron sand deposit lying in water depths from around 20m to 70m, over 20kms out to sea.

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Iron sands mining hearing: a quick glance at ...

2014-3-14 · New Zealand Iron sands mining hearing: a quick glance at the concerns. 14 Mar, 2014 01:09 AM 14 minutes to read. The Japanese-owned bulk iron sand carrier the Taharoa Express anchored off the ...

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Taharoa ironsand mining and ship loading | Engineering …

Taharoa ironsands mining, circa 1974. Cover image, New Zealand Engineering, Vol. 29:5 (May 1974). Taharoa, an isolated and exposed location on the North Island''s west coast, has the largest deposits of ironsand ( titanomagnetite) in New Zealand. There was an estimated 300 million tons of concentrate available when the mining …

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Iron sands mining hearing: a quick glance at ...

2014-3-14 · New Zealand Iron sands mining hearing: a quick glance at the concerns. 14 Mar, 2014 01:09 AM 14 minutes to read. The Japanese-owned bulk iron sand …

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Iron sand mining decision too focused on environment, …

2020-11-17 · 2020-11-17 · Iron sand mining decision too focused on environment, firm tells Supreme Court. 8:23 pm on 17 November 2020. Meriana Johnsen, Journalist. [email protected] .nz. Environmental protection was weighted too heavily when consent to mine iron sand …

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The future of sand mining in NZ | Stuff .nz

2018-6-7 · New Zealand now faces the prospect of iron sand mining offshore. A High Court decision is pending on plans to mine 50 million tonnes of iron sand a year from the seabed off the coast of Taranaki.

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Jobs go as part of Taharoa iron sands mine is shut down ...

2017-6-28 · 2017-6-28 · Jobs will be cut as part of a sand mining operation on the Waikato''s west cost is shut down. The mine at Taharoa - on the southwest side of the Kawhia Harbour - has been operating for more than 43 ...

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The future of sand mining in NZ | Stuff .nz

The future of sand mining in NZ - Stuff .nz | New Zealand