OneMine | The Alluvial Gold Mining Industry in New Zealand

The alluvial gold industry of New Zealand is based on the placer deposits in Otago and on the West Coast. Production from these since discovery in the 1850s has been an estimated 480 t …

Mining at Waipori

Alluvial mining In alluvial mining, prospectors sorted through sand, earth and rocks left by rivers in a flood plain (which is called 'alluvium') to find small fragments — or hopefully larger nuggets …

Geology and Gold | Macraes Operation

In Otago there are two types of gold deposit: Hard-rock deposits, which are hosted in Otago Schist basement rocks and were formed by geological processes deep within the Earth's crust; and alluvial deposits, gold eroded from hard-rock …

History — Goldmine Experience

While alluvial gold mining dominated in the South Island after the gold rushes, hard rock mines were developed in Nelson, Westland and Otago. The Reefton Goldfield, on the West Coast of …

Mine For Gold

All these areas are historic gold mining areas and alluvial gold is still commonly found. The concentration of gold does not justify commercial mining today. However, as discussed …

Mining

Mining. The first discoveries of gold in the area were recorded in the Otago Witness in May 1862, with reports of gold being discovered in the Murphys Flat Area, situated four kilometers east of …

Proposed gold mine receives permit

A proposed gold mine in Central Otago has taken a significant step forward by obtaining a mining permit, the company's proprietor says. However, resource consents have yet to be gained for the project at Millers Flat.

Patearoa gold: Alluvial concentrations in a dynamic environment

Patearoa is an historic gold mining area on the southern edge of the Maniototo Basin. Patearoa is an historic gold mining area on the southern edge of the Maniototo Basin. Skip to ... Toggle …

Past and Future Parameters for Mining the Otago Alluvial Gold …

The early records of hydraulic elevator and bucket ladder dredging in the Clutha River system indicate the success of that era of alluvial gold mining in Otago. This paper …

Mining

Then came the big Otago rush of 1861 and ended when Waiuta closed in 1953. The principal New Zealand goldfields were Coromandel, Nelson/Marlborough, Central Otago and West Coast. …

Gold Mining in 19th Century New Zealand: History & Impact

The size of claims varied among goldfields, but were usually 24 feet square (53.5 square metres). Miners often teamed up with mates to share claims and workings. Shovel, pan and cradle …

The Central App

Doctor's Point is an extensive and extremely well-preserved alluvial Central Otago gold mining site that was subject to a great deal of activity in its day. The gorge has a rich mining history, …

Page 3. Otago

Hawkeswood Mining Limited Proposed alluvial gold mine at …

Resource Consent Applications – Otago Regional Council 16 November 2023 . 2 1 APPLICANT AND PROPERTY DETAILS Applicant: Hawkeswood Mining Ltd Location: Millers Flat Legal …

Alluvial gold mining in Otago

Alluvial mining is technically simpler than hard-rock mining, so alluvial mining dominated Otago's gold mining history. Alluvial gold occurs as loose particles in the gravel, and is therefore easy to separate because of the high density of …

Our projects – Otago Gold

Located between Queenstown and Cromwell, the Nevis Project taps into rich alluvial gold deposits and old riverbeds missed in earlier gold rushes. Estimated Reserve: $5M NZD (at …

Gripped with gold fever, an Otago town wrestles with …

According to documents lodged with the council, Hawkeswood Mining plans to remove topsoil and overburden to reach the gold-bearing wash layer, about 13m to 18m below ground. That's below groundwater level, so …

Gold and associated minerals in the Waikaia placer gold …

The Waikaia alluvial gold mine is hosted in a Pleistocene paleochannel that is buried beneath younger sediments beside the Waikaia River. The paleochannel sediments were derived ...

New Zealand Mining History

Most of the early discoveries were of alluvial gold, but quartz reefs were soon found on the West Coast. ... Some mostly small-scale gold mining continues (the open-cast Macraes mine in …

Hawkeswood Mining Limited Proposed alluvial gold mine at …

The applicant is seeking consent to establish and operate an alluvial gold mine on the subject site, including on-site processing of the gold bearing gravel 'wash' and progressive rehabilitation …

Economies of Scale (gold in Otago)

The early miners worked on a small scale as individuals or small groups on small alluvial claims in active rivers. Modern mining is at a much larger scale and can therefore work ground …

Gold and gold mining – Te Ara Encyclopedia of New …

As good as gold; Where you find it; Otago; West Coast; Coromandel Peninsula; Other goldfields; Methods of mining; Dredging; Miners; Māori and Chinese miners; Recent mining; Gold and the economy. In the 19th century discovering …

NZ Gold Mining History

The early mining of the 1860s in Otago and on the West Coast was mainly undertaken by individuals working alluvial deposits (river gravels). In three separate years in the late 1860s …

Mining in New Zealand by National Library of New Zealand …

A DigitalNZ story by: National Library of New Zealand Topics - Follow the history of gold coal and ironsand mining, and finding pounamu, Examine the conservation and environmental issues …

Chapter 36 Impacts of mining

In Central Otago widespread alluvial gold mining began in the 1860s, while the Ohinemuri goldfield opened in the Coromandel in 1875. Most of the early activity

Lammerlaw Gold Exploration Project – NZ – New Age …

The regional geology is dominated by the Otago Schist belt, a high-grade metamorphic schist, which has a long history of both hard rock and alluvial gold mining. The Otago Schist is divided …

Projects

According to Santana, Bendigo-Ophir Gold Project could become the next open-pit gold mine in the Otago Gold District; Smylers Gold Project. ... >14 Moz Historical Production (alluvial and …

Alluvial gold – Gold and gold mining – Te Ara Encyclopedia of …

These gold nuggets have been mined from river gravels in Otago. The gold has been beaten by boulders in flood waters, then folded back over countless times to give these flattened shapes. …

New Zealand's goldfields – Gold and gold mining – Te …

In Otago (and Marlborough) gold is found in quartz veins in schist and in river gravels which have weathered from schist. On the West Coast and at Golden Bay, gold is found in older Paleozoic greywacke and argillite rocks in faulted …

Mining

Then came the big Otago rush of 1861 and ended when Waiuta closed in 1953. The principal New Zealand goldfields were Coromandel, Nelson/Marlborough, Central Otago and West Coast. The two main types of gold mine were: 'hard …

Environmental aspects of mining gold in Otago

The relative visual impacts of alluvial and hard rock mining today are reversed from last century. Alluvial operations, while large, have developed an impressive reputation for land rehabilitation …

Finding gold at Te Aroha, 1850s

The gold rushes in Otago and the West Coast in the 1860s led to an influx of prospectors who also began searching other parts of NZ, including Thames and the Kaimai Range. ... flakes …

Where you find it – Te Ara Encyclopedia of New Zealand

It rarely occurs in a pure form, and is usually mixed with silver and other metals. In New Zealand, Otago and West Coast gold is purer (93–98% gold, with 2–7% silver or silver plus mercury), …

Otago Pioneer Quartz (O.P.Q) Exploration Project

The Central Otago Schist Belt is renowned for the famous Otago gold rush that began in the 1860s, when alluvial gold was discovered in extremely rich Gabriel's Gully, an area located …

(PDF) Bannockburn Sluicings: Alluvial Gold Mining Heritage

The Bannockburn Sluicings Historic Reserve is located near the small settlement of Bannockburn on the southern side of the Kawarau Arm of Lake Dunstan (previously the Kawarau River) …

Support given to gold mine | Otago Daily Times Online News

It is seeking consent to establish and operate an alluvial gold mine in a rural resource area near Roxburgh. In separate reports, released before a two-day hearing in May, …

Central Otago Gold Story

Otago's alluvial gold comes from its schist mountains. During the ice ages, huge glaciers crushed and spread the schist through the valleys. Since then, the mighty Clutha Mata-au has acted like a huge sluice, leaving behind fine particles of …