The gold mining industry is a key contributor to Ghana's economy. A cost analysis of the industry from 2007 to 2016 showed that Newmont's Akyem Mine and Ahafo Mine were consistent low unit cost producers while Golden Star's Bogoso Mine and AngloGold Ashanti's Obuasi Mine were consistent high-cost producers.

1 All names in this article have been changed to pseudonyms to preserve anonymity. All foreign italicised words are Twi. The ethnographic research on these …

Global Mining Review, Thursday, 30 September 2021 11:45. Advertisement. AngloGold Ashanti has announced that underground ore mining at the Obuasi Gold Mine in Ghana is expected to resume by mid-October. For the remainder of 2021, underground ore will be used only to replenish the run-of-mine stockpile. Gold production from …

Gold Mining and the Development of Obuasi in Adanse Conference: 9th International Mining History Congress (IMHC), Johannesburg, South Africa Authors: Emmanuel Ofosu-Mensah Ababio …

Mining and processing methods. Obuasi is an underground mining operation involving stope mining (both longitudinal and transverse) as well as sub-levels caving methods. The operating depth for the mine extends up to 1,500m-deep beneath the surface. The underground workings are reached through two main vertical shafts as well as one …

However, in 2014, AngloGold Ashanti suspended gold production in Obuasi due to financial constraints, laying off more than 90 percent of its workforce and spending $210 million on severance packages.

metals from gold mining activities in Obuasi, Ghana. Methods. ... Methods The Obuasi municipality is situated at the southern end of the Ashanti Region at 06°12'00"N 01°41'00"W.

history of mining in the area, it was appropriate that such a study was conducted in that area.The Obuasi Municipality is one of 26 districts of the Ashanti Region

AngloGold Ashanti (AGA) operates a gold mine located at Obuasi in the Ashanti Region of Ghana. This is an open-pit and underground gold mine situated near Obuasi and a history of gold mining for over 112 years (World's top gold deposits, 2013). The Obuasi mine, as part of its footprint reduction programme to promote

assessment around Obuasi gold mine in Ghana Crentsil Kofi Bempah & Anthony Ewusi Received: 23 September 2015/Accepted: 14 March 2016/Published online: 1 April 2016 # Springer International Publishing Switzerland 2016 Abstract Gold mining has increased the prevalence and occurrence of heavy metals contamination at the

Following a ramp-up period, AngloGold Ashanti estimates mining at a rate of 2 000 tpd from Obuasi during 2020, climbing to 4 000 tpd by year-end. The mine will be …

Posted by Paul Moore on 22nd March 2023. AngloGold Ashanti, one of Africa's largest gold producers, has selected Mining and Rock Solutions to supply a fleet of 27 trucks, loaders and underground drills for its Obuasi mine in Ghana. Obuasi production is expected to average 350,000 to 400,000 oz annually for the next 10 years …

Obuasi gold mine is 65km by road from Kumasi, or 200km north-west of Accra, amid the township of Obuasi. Mining started in Obuasi in 1897. Prior to the mine's closure in …

In this paper, therefore, the concept on resource-community reliance is investigated. Obuasi the host community of the oldest mining site in Ghana is the case study. The study conducted a broad meta-analysis of all the types of capitals available in Obuasi that are essential to achieving resilience at the community level.

AngloGold Ashanti has awarded a $375m mining contract to the Underground Mining Alliance (UMA) at the Obuasi redevelopment project in Ghana. UMA is a joint venture (JV) between African Underground Mining Services (AUMS) and Ghanaian mining contractor Rocksure International. AUMS owns a 70% stake in UMA and …

The present study examines possible contamination of the environment with metals from gold mining activities in Obuasi, Ghana. Methods. Soil samples were collected from commercial and residential ...

It does this by looking at the history of mining in Ghana (Obuasi), the regulatory actors along the mining value chain, and some important lessons about mining. Discover the world's research 25 ...

from gold mining, the sector appears to be facing various forms of challenges. This study aims at assessing the supply chain challenges facing the gold mining operations in Obuasi and its environs in the Ashanti region of Ghana. A combination of qualitative and quantitative methods with case study strategy was used in the study. Primary data

Gold from Obuasi accounts for over 50% of Ghana's gold production, and most of the social and economic activities in the …

The Obuasi gold mine, which is located in the Ashanti region in southern Ghana, is mainly an underground mine operating at depths of up to 1,500m with a continuous history of mining since the 1890s. The Ghanaian gold mine is located nearly 80km south of Kumasi and about 320km north-west of the country's capital Accra.

Mining of gold begun in the Obuasi Municipality of Ghana since 1481 and increasing concentrations of arsenic in surface water and groundwater along with the changing hydrogeology has created a ...

Several illegal miners are reported to have entered AngloGold Ltd.'s Obuasi Mines in Anwiam, Ashanti Region, in search of gold deposits. ... Gold mining is a lucrative revenue source for ...

2 1 Introduction Obuasi Municipality is a historic gold mining tropical community that has a massive cocktail of old and active liquid and solid arsenic storage

hazards and problems related to small-scale gold mining in Obuasi Municipality, Ghana, to help improve workers' safety at the mining sites. Methods: A cross-sectional study was done between May ...

Obuasi Gold Mine is located in the municipality of Obuasi, in the Ashanti region of Ghana, about 240km northwest of the capital Accra and 60km south of Kumasi. Obuasi is an underground operation utilising both vertical shafts and declines as main access routes to the underground workings. The mine has seen extensive historical mining activities ...

Analysis of soil samples around pristine and major gold-mining areas in Ghana was carried out for heavy metals as part of a larger soil contamination and metal background study. The surface soil samples were digested using microwave digester (aqua regia) and analyzed with ICP-MS for As, Cd, Hg, Zn, Co, Cu, Mn, Fe, Al, V, Cr, and Pb. …

Surface mining is the dominant method of mining used by small-scale mining artisans due to its cost effectiveness, low capital intensity and minimal technical skill requirement. ... Mobility of arsenic in groundwater in the Obuasi gold-mining area of Ghana: some implications for human health. Geological Society, London, Special Publications 113 ...

The dominant forces that affect the mining industry in today's economy are globalization, entrepreneurship, and unprecedented minerals availability. The current malaise and diminished economic importance of the base and precious metal mining industry in the world economy are the result of ongoing, longterm trends.

HISTORY OF OBUASI Obuasi is located in the Ashanti region of southern Ghana, approximately 80km south of Kumasi and some 320km north-west of the capital Accra. It is primarily an underground mine operating at depths of up to 1,500m with a ... based on modern mechanised mining methods and refurbishment of underground, surface and …

In Ashanti, Obuasi is a town well known for its gold deposits (also known by the term sikakrom, meaning rich city), and the capital of Obuasi Municipality. Large-scale mining in the municipality has been dominated by AGA (formerly Ashanti Goldfields Corporation) since 1897, and out of Obuasi's surface area, 20% is under AGA's …