Resolve in action. In July 2009, St Barbara suspended open pit mining at Marvel Loch and decided that the treatment plant will be operated on a week-on, week-off basis. It consists of two main components, a ventilation upgrade and paste aggregate fill. The $100 million project, which remained on track after the December 2018 quarter, is expected to take up to three years to complete. The Gwalia mine is three kilometres south of the town of Leonora, Western Australia. Since the purchase of the Mine by St Barbara, mining has been carried out both in surface and underground operations. St Barbara cuts gold production outlook at Gwalia. After two years of redevelopment, the first gold pour from the current operations occurred in October 2008 and a year later, the first 100,000 ounce milestone was reached. St Barbara purchased the mine from insolvent Sons of Gwalia in March 2005. It is operated by St Barbara Limited. It produced 108,612 ounces, a jump on 91,547 ounces produced in the previous quarter. © 2020 MDO Data Online Inc. 3 km S from Leonora, Western Australia, Australia, Additional Resources for Suppliers & Investors. The open cut pit at St Barbara’s Gwalia mine. See all. The gold mine is located three kilometres south of Leonora in Western Australia and was established in 1897 by Herbert Hoover, the … The Gwalia mine is three kilometres south of the town of Leonora, Western Australia. St Barbara purchased the mine from insolvent Sons of Gwalia in March 2005. King of the Hills operated from June 2011 to April 2015, producing more than 225,000 ounces of gold. The rock fall was discovered in the Hoover decline. St Barbara has experienced a greater-than-anticipated production shortfall at the Gwalia gold mine in Western Australia due to a fall of ground last month. The Gwalia Underground mine at Leonora Operations, acquired by St Barbara in 2005, is the Company’s cornerstone asset, with 2.1 million ounces of gold in reserves at 30 June 2019. St Barbara has experienced a greater-than-anticipated production shortfall at the Gwalia gold mine in Western Australia due to a fall of ground last month. Stoping configurations are predominantly double lift (40m vertical interval) however single lift stoping (20m vertical interval) is used in some areas. Latest News. The Simberi mine is on Simberi Island in Papua New Guinea and started production in February 2008. All Gwalia ore is trucked to the Gwalia processing plant. Resolve in action. We are St Barbara. With three additional planned pits nearby, the Atlantic Gold operation has an estimated mine life to 2030, with strong exploration potential in the region. St Barbara approved the project to extend the historic Gwalia gold mine to at least 2000 metres below surface in March 2017. Image: St Barbara. Gold production for the three months to September reached 72 990 oz, compared with the 108 612 oz reported in the June quarter. St Barbara is targeting production of 400,000+ ounces per annum, and has Ore Reserves of 5.9 Moz and Mineral Resources of 12.0 Moz of contained gold. The fall, which occurred at the underground mine on September 9, was triggered by a large firing that triggered seismic events, the largest of which measured at 1.9 local magnitude. Infrastructure at Simberi includes treatment plants, airstrips, power generation, accommodation, water and social infrastructure. Operational delays at Gwalia continue to plague St Barbara, with the company yesterday announcing it had cut its production forecast for the 122-year-old mine. The Double Lift stoping method involves concurrently mining the uphole and downhole sections of the stope. The primary mining method since resumption of underground production in 2008 is a Longhole Open Stoping method with paste fill. RASP Mine. Gold miner St Barbara has seen gold production fall in the September quarter as the Gwalia project, in Western Australia, dealt with a seismic event and shift in the mine plan. CMOC Northparkes. It consists of two main components, a ventilation upgrade and paste aggregate fill. St Barbara shares down 30% after downgrades at Gwalia gold mine Shares opened down 17.7% at $3.83 and hit a low of $3.15 just before midday. © 2008-2019 St Barbara Limited | ABN 36009165066. Enter the email you signed up with and we'll email it to you. Apart from Gwalia, St Barbara also operates the Marvel Loch Gold Mine at Marvel Loch and owns the Tarmoola Gold Mine, which is placed in care and maintenance.. All three mines were previously owned by the now defunct mining company Sons of Gwalia Limited. St Barbara acquired the Simberi gold mine in 2012. Swick will conduct technical assessment over a number of potential benefits of the detailed core analysis and high volume of quality data generated by the GeoCore X10 instrument, it said. Subscribe to our newsletter. It produced 108,612 ounces, a jump on 91,547 ounces produced in the previous quarter. During 2013 and 2014 the plant was expanded to include a 3.5 Mtpa SAG mill designed to lift gold output towards a run rate of 100,000 ounces per annum. St Barbara said it expected production would be 8,000 ounces lower in the September quarter as a result, but it still maintained full-year forecasts of between 175,000 and 190,000 ounces for Gwalia. Terms of Use THE production shortfall from St Barbara’s Gwalia gold mine near Leonora in Western Australia’s Eastern Goldfields for the September quarter has turned out to be greater than expected. ... Costs spiral at Gwalia gold mine as St Barbara deals with rockfall, delays and shutdown overruns. St Barbara is an ASX 200 gold producer and explorer, which operates the Gwalia mine in Western Australia, the Simberi mine in PNG and the Atlantic Gold mine in Canada. The Gwalia underground gold mine … Electrowinning and smelting are conducted in an adjacent secure gold room. The Gwalia mine was originally established in 1897 by Herbert Hoover, who later became the 31st President of the United States. Under the agreement with St Barbara Ltd, some 1,500 m of core will be scanned per month over a six-month period at the Gwalia mine in Leonora, Western Australia. The tailings from the process are thickened and pumped to a paddock type tailings storage facility with multi-spigot distribution (Zimmerman 2013). Image: St Barbara. St Barbara approved the project to extend the historic Gwalia gold mine to at least 2000 metres below surface in March 2017. Mineralisation domains are defined by abundance of quartz and quartz/carbonate veining, the presence of distinctive laminated veining (quartz/sericite/sulphides +/- au), strong potassic alteration, abundance of sulphides (commonly >3% pyrite) and elevated gold grade (>0.5g/t). St Barbara’s high grade Gwalia gold mine at Leonora was commissioned in October 2008. The Gwalia Underground mine at Leonora Operations, acquired by St Barbara in 2005, is the Company’s cornerstone asset, with 2.1 million ounces of gold in reserves at 30 June 2019. St Barbara commissioned its new, high-grade Gwalia gold mine at Leonora in October 2008, with its King of the Hills mine commissioned in mid 2011 to provide additional feed to the Gwalia mill. All Gwalia ore is trucked to the Gwalia processing plant. The Gwalia underground mine is St Barbara’s cornerstone asset. A truck driving down the ramp at the Gwalia gold mine at sunset. Its flagship Gwalia mine, which will account for 180,000 to 200,000oz this financial year, has ore reserves of 1.91Moz for a nine-year mine life. Appendix 2A November 27, 2020; Appendix 3Y November 27, 2020; This comes with slightly higher costs (AISC), now expected at $1390-1450/oz. The upper and lower portions of the stope are drawn back and bogged at the same time. St Barbara to recoup lost production from Gwalia incident September 21, 2020 News Vanessa Zhou Vanessa Zhou The Gwalia mine is three kilometres south … St Barbara’s Gwalia Mine Evolution, Cowal Gold Mine Glencore, Ernest Henry Mine Minesa Soto Norte Kirkland Lake Cosmo and Fosterville Related Case studies. The Simberi gold mine is in the New Ireland province in of Papua New Guinea, and started production in February 2008. Full profiles of select projects. St Barbara commissioned its new, high-grade Gwalia gold mine at Leonora in October 2008, with its King of the Hills mine commissioned in mid 2011 to provide additional feed to the Gwalia mill. Learn more . We’re here to create value in everything we do, for our people, our communities and our shareholders. See all. St Barbara’s Gwalia Mine Evolution, Cowal Gold Mine Glencore, Ernest Henry Mine Minesa Soto Norte Kirkland Lake Cosmo and Fosterville Related Case studies. St Barbara's flagship Gwalia mine was supposed to produce between 200,000 and 210,000 ounces of gold in fiscal 2020, but on Friday the company confirmed it … St Barbara approved the project to extend the historic Gwalia gold mine to at least 2000 metres below surface in March 2017. St Barbara Mining remains committed to the troubled Gwalia gold mine after yesterday touching on plans for the operation on the outskirts of Leonora. All production numbers are expressed as metal in doré. St Barbara to recoup lost production from Gwalia incident September 21, 2020 News Vanessa Zhou Vanessa Zhou The Gwalia mine is three kilometres south … RASP Mine. Since the purchase of the Mine by St Barbara, mining has been carried out both in surface and underground operations. Jason Mennell Kalgoorlie Miner. Uncategorized Cowal Gold Mine. The Gwalia Gold Mine is located at Gwalia, a few kilometres south of Leonora, Western Australia. St Barbara Mining (SBM) has resumed works at the Gwalia mine after a ground fall forced the company to temporarily suspend mining. A ROCKFALL on September 8 at St Barbara’s Gwalia underground gold mine near Leinster in Western Australia’s Eastern Goldfields has cost it about 8000 ounces of production for the first quarter of 2020-21. St Barbara has experienced a drop in gold production at the Gwalia mine in Western Australia as the company focusses on the mine expansion. It was originally established by Welsh miners in the late 19th century and Herbert Hoover, the later President of the United States, served as the mine manager in its early days from May to November 1898. St Barbara has reduced its gold production target at the Gwalia mine in Western Australia, while also bearing higher all-in sustaining costs. Uncategorized Cowal Gold Mine. A rockfall at Gwalia has had a bigger production impact than expected. The processing plant is located at St Barbara’s Leonora Operations and consists of a three stage crushing circuit, single stage milling circuit and hybrid CIL circuit with one designated leach tank and 7 adsorption tanks. St Barbara has produced more than 100,000 ounces of gold in the June quarter, the first time it has achieved this milestone since mid-2018. The Gwalia deposit has an average Ore Reserve grade of 6.4 g/t Au down to 2,140 metres below surface, a mine plan to at least FY 31, and remains open at depth. There is significant further exploration potential around the mine and on nearby Tabar and Tatau Islands. Thank you for browsing through mine profiles compiled by the Mining Data Online team. Shares in recent market darling St Barbara were hammered yesterday after the gold miner lowered full-year production guidance and delivered disappointing news about its 123-year-old Gwalia underground mine near Leonora. The Atlantic Gold operation in Nova Scotia, Canada, was acquired by St Barbara in July 2019. Recent Posts. St Barbara has experienced a drop in gold production at the Gwalia mine in Western Australia as the company focusses on the mine expansion. St Barbara (()) has provided a positive outlook for its newly-acquired Moose River mine while expansion activities weighed on the Gwalia performance in the September quarter.As a result, St Barbara has reduced FY20 production guidance for the Gwalia operation by -11% to 175-190,000 ounces. King of the Hills operated from June 2011 to April 2015, producing more than 225,000 ounces of gold. The open pit mine commenced commercial production in 2018. In July 2009, St Barbara suspended open pit mining at Marvel Loch and decided that the treatment plant will be operated on a week-on, week-off basis. St Barbara has suffered a setback to its operations at the Gwalia gold mine after a fall of ground event at the Western Australian mine. Credit: Ben O'Shea. Gold is recovered from activated carbon into concentrated solution via a split AARL type elution circuit. Projects at the permitting or construction stage. St Barbara has produced more than 100,000 ounces of gold in the June quarter, the first time it has achieved this milestone since mid-2018. St Barbara restarted mining at Gwalia in 2008 and has produced more than two million ounces of gold Mining at Gwalia is planned to reach a depth of 2,300 metres below the surface by 2031 St Barbara has forecast Gwalia to produce 290,000 ounces of gold a year by the 2022 financial year. Shares in the Melbourne-based gold miner yesterday fell 5 per cent to $2.88 before closing 13¢ off at $2.85, despite a rise in group production for the December quarter. St Barbara to build brilliance at Gwalia October 21, 2020 News Salomae Haselgrove Salomae Haselgrove The Gwalia mine is three kilometres … Gold doré bars are transported by armoured trucks to the Perth Mint for refining. The rock fall was discovered in the Hoover decline. St Barbara gold production boosted with Gwalia mine ramp up July 7, 2020 News Vanessa Zhou Vanessa Zhou The Gwalia mine is three kilometres south of the town of Leonora, Western Australia. 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