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Location

The Captains Flat Projects is located 50km southeast of Canberra in New South Wales. Ironbark is earning up to 75% of the project through meeting statutory exploration expenditure and has the ability to progress the project to mining should a positive feasibility study be produced. The license is held by Monaro Mining N.L.

The Project area covers an area of approximately 239 square kilometres surrounding the old mining town of Captains Flat, which is home to the Historic Lake George Mine.

Mining History

The Lake George Mine was first worked during the period of 1882 to 1899 for a recorded production of 26.7 tonnes of silver, 16,100 ounces of gold and 3,841 tonnes of copper from 114,560 tonnes of ore.  The Lake George Mine was reopened in 1937 and up to the date of its closure in 1962 produced 406,418 tonnes of zinc, 243,851 tonnes of lead, 27,230 tonnes of copper, 7.4 million ounces of silver and 220,000 ounces of gold from over four million tonnes of ore.

Mineralisation and Exploration Targets

At this mine, three elongated lode shoots that are conformable with the Elliots, Central and Keatings shale lenses were mined. The base-metal lodes reportedly had a total outcropping strike length of approximately 800 metres, extended to a depth of 600 metres and were up to 20 metres thick. They consisted of massive banded pyrite, sphalerite, galena and chalcopyrite, in decreasing order of abundance, with minor tennantite, arsenopyrite and gold. 
There are several prospects within the project, including Vanderbilt Hill, Anembo, Roaches and Jerangle, that exhibit similar geology to the Lake George area and some encouraging exploration results have been achieved and not followed up

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Lake George Mine

The high-grade Lake George Mine and remains prospective for remnant ore at current base metal prices as well as at depth where results such as 1.22m @ 12.4% Zn, 5.4% Pb were returned over a strike length of at least 300 metres. Mineralisation is open at depth and may represent possible repeats of the historically mined areas.
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