Dispersion and toxicity of metals from abandoned gold mine tailings …

As its name indicates, Goldenville was a famous gold mining area in Nova Scotia where large quantities of mercury were used in the gold recovery process. It is estimated that the 3 million tons of tailings left from the mining activities which lasted from 1860 to 1945 contain 470 kg of Cd, 37 300 kg of Pb, 6800 kg of Hg, 20 700 kg of As and ...

Mineralogy and spectral reflectance of soils and tailings …

Gold was mined in 64 districts in southern Nova Scotia between 1861 and the early 1940s, followed by limited, intermittent production up to the present. There is extensive dispersion of arsenic- and mercury-bearing mine tailings in the receiving environment downstream from many of these sites. Elevated mercury concentrations, highest near old stamp mill …

Mineralogical characterization of arsenic in gold mine tailings …

Mining of arsenopyrite-bearing gold ores in Nova Scotia in the late 1800s and early 1900s has left a legacy of weathered, As-rich tailings deposits in more than 60 gold districts across the province. ... (As) in windblown and vehicle-raised dust from tailings sites in Nova Scotia poses a potential health risk to recreational users of these ...

Mineralogy and spectral reflectance of soils and tailings …

Mining of arsenopyrite-bearing gold ores in Nova Scotia in the late 1800s and early 1900s has left a legacy of weathered, As-rich tailings deposits in more than 60 gold districts across the province.

Nova Scotians Advised to Avoid Gold Tailings

A map of gold mining districts is available on Environment and Labour's website at . Photos of tailings and other information are …

Nova Scotians Advised to Avoid Gold Tailings

Photos of tailings and other information are also on this site to help Nova Scotians in gold mining districts determine if they may have tailings on their properties. Nova Scotians who have reason to think they may have tailings on or near their properties or who have other questions can call the provincial public inquiries line at 902-424-5200 ...

Historic Gold Mine Tailings

Tailings are a by-product of a gold mining process that was common in the late 1800s and early 1900s. Gold-bearing rocks that also contain arsenic were crushed and spread over …

Impact of toxic metals and metalloids from the Caribou gold …

Mining of arsenopyrite-bearing gold ores in Nova Scotia in the late 1800s and early 1900s has left a legacy of weathered, As-rich tailings deposits in more than 60 gold districts across the province.

Assessing and reducing risks from historical gold mine tailings in Nova …

From 1861 to the mid-1940s, stamp milling at lode gold mines in Nova Scotia, Canada, generated more than 3 million tonnes of tailings. Most of the gold was recovered using Hg amalgamation, and an ...

Goldboro Gold Project, Guysborough County, …

Goldboro Gold project is a surface gold mine located in Guysborough County, Nova Scotia, Canada. Signal Gold, formerly known as Anaconda Mining, holds interest in the project. The project will include an …

(PDF) REPROCESSING OF HISTORICAL GOLD MINE TAILINGS …

PDF | Approximately three million tonnes of gold mine tailings were generated in Nova Scotia between the 1860s and 1940s. These tailings were …

Tailings | novascotia.ca

Once valuable minerals, metals and energy products are extracted from ore, what remains is called tailings. Since this material often contains metals and chemicals that can …

Native Plants for Revegetation of Mercury- and Arsenic

Just in the small province of Nova Scotia, Canada, 64 gold mining districts were active in the late 1800s and early 1900s, across a 300-km stretch of the province. ... Review of the environmental impacts of historic gold mine tailings in Nova Scotia. Nova Scotia Department of Natural Resources. Enell, A., Andersson-Sköld, Y., Vestin, J ...

Open File Map ME 2009-1 (Sheet 63 of 64) Historical …

The location and the areal extent of the tailings have not been field checked. Additional tailings may exist. Natural dispersal of tailings has not been determined. ... Bates, J. L. E. 1987: Gold in Nova Scotia; Nova Scotia Department of Mines and Energy, Information Series No. 13, 48 p. Smith, P.K. and Goodwin, T.A. 2009: Historical gold ...

Mineralogy and spectral reflectance of soils and tailings from

Gold was mined in 64 districts in southern Nova Scotia between 1861 and the early 1940s, followed by limited, intermittent production up to the present. There is …

Tailings | novascotia.ca

Once valuable minerals, metals and energy products are extracted from ore, what remains is called tailings. Since this material often contains metals and chemicals that can negatively impact the environment, it is stored in an engineered tailings management area. Effluent from these sites is carefully monitored and treated if necessary. The ...

Biological effects of gold mine tailings on the intertidal …

This was followed by two additional gold rushes which accounted for the development of > 60 gold districts throughout Nova Scotia from the 1860s to the mid 1900s. During this time, total gold production for Nova Scotia was estimated to be 1.2 MOZ. The fine grained wastes from the milling process (tailings), were contaminated by …

Nova Scotia has a mercury problem

Mercury is found extensively in historic gold mine tailings in the 64 gold mining districts in the province. Nova Scotia underwent three gold rushes between 1861 and the 1940s, and scientists from the Geological Survey of Canada report that about one ounce of mercury was used to recover each ounce of gold in a process known as …

Historic Gold Mine Tailings in Nova Scotia G E O S C I E …

History of Gold Mining in Nova Scotia. Gold mining began in Nova Scotia in the 1860s and there were three distinct gold rushes, which occurred from 1861-1874, 1896-1893 and 1932-1942 (Art Gallery of Nova Scotia, 2013). Prior to the 1860s, there had been several reports of gold occurrences in the province, but it was the news of gold rushes in ...

Arsenic and mercury contamination and complex aquatic

The study lakes are located in urban Dartmouth, Nova Scotia, about 1 km from the legacy tailing fields in the historical Montague Gold District (Fig. 1).The underlying geology is rich in pyrrhotite and pyrite, with lesser chalcopyrite, galena, sphalerite, and arsenopyrite (White and Goodwin, 2011).The Montague operations occurred between …

Mercury in Historic Gold Mine Tailings

tailings, call the provincial public inquiries line: 424-5200 in or 1-800-670-4357. You will be directed to an expert who can help you determine if you may live on tailings. Members of the Consulting Engineers of Nova Scotia () or the Association of Professional Geoscientists of Nova Scotia () would be capable of

Find public tender notices

Notices include tenders issued by government departments, agencies, boards, commissions and the MASH sector (municipalities, academic institutions, school boards and health authorities). You can view all Nova Scotia public sector tender notices. Use the filter options to search by: current tenders. closing tenders.

ARSENIC MINERALOGY OF NEAR-SURFACE TAILINGS AND …

Mining of arsenopyrite-bearing gold ores in Nova Scotia in the late 1800s and early 1900s has left a legacy of weathered, As-rich tailings deposits in more than 60 gold districts across the province. Fourteen samples of near-surface tailings and one of soil from several former gold mines frequented by the public were sieved to <150 μm …

St Barbara is shedding its Nova Scotia gold mine, leaving a …

Australia's St Barbara Ltd has announced that it is offloading its "non-core" assets - in Nova Scotia and Papua New Guinea - to a new junior company called Phoenician Metals. Phoenician will inherit a lot of unfinished business from St Barbara, including trying to get approvals for an expansion of the Touquoy open pit gold mine in …

Mineralogical characterization of arsenic in gold mine tailings …

Mineralogical characterization of arsenic in gold mine tailings from three sites in Nova Scotia M.C. Corriveau; M.C. Corriveau 1 ... (As) in windblown and vehicle-raised dust from tailings sites in Nova Scotia poses a potential health risk to recreational users of these areas and to nearby residents. The exposure may involve inhalation of dust ...

Province testing discoloured substance spotted at gold mine tailings

Atlantic Gold, owned by Australia-based company St Barbara, is currently working on plans to develop three other gold mines in Nova Scotia. MORE TOP STORIES Nova Scotia's new premier, cabinet ...

Arsenic in Historic Gold Mine Tailings

When gold was mined in Nova Scotia in the late 1800s and early 1900s, the gold-bearing rock that also contained arsenic was crushed and spread over liquid mercury to remove the gold. The mercury was then evaporated, leaving the gold. The remaining sand-like substance, known as tailings, was typically dumped into low-lying areas or lakes and ...

What Gold Mine Tailings Look Like

These are tailings Tailings often look like a 'fine sand beach' but inland without the water If you think you live in a historic gold mining district and you have material that matches …

Goldboro Gold Project, Guysborough County, Nova Scotia, …

Goldboro Gold project is a surface gold mine located in Guysborough County, Nova Scotia, Canada. Signal Gold, formerly known as Anaconda Mining, holds interest in the project. The project will include an Open Pit Mine /Underground Mine, a processing facility with a mill capacity of 4,000 tonnes per day, a tailings management facility ...

Anaconda Mining to fill Newfoundland pit with Nova Scotia tailings

There is also potential to outline a minable resource at the Argyle asset, about 4.5 km from the mill, and developing its Goldboro gold deposit in Nova Scotia's Guysborough County.

Nova Scotia Mine Tailings | novascotia.ca

Abstract. The Nova Scotia Department of Energy and Mines (NSDEM) has identified 219 historical mineral processing sites throughout the Province which likely contain mine tailings. The ore processed at most of the sites (194) was gold, but other commodities include base metals, barite, tin, tungsten, strontium and antimony.