The Hillgrove Gold Mine is located 30km from Armidale in New South Wales. To date, Hillgrove has produced more than 730,000 ounces of gold (in bullion and concentrates), more than 50,000 tonnes of antimony (as metal and in concentrates) plus material amounts of by-product tungsten (in concentrates).
How deep is Hillgrove mine?
It lies 490 m below the gorge wall and the mine shaft was sunk a further 610 m below the surface. A rope-hauled tramway operated by a steam-powered winding engine pulled the trams up and down the precipitous incline.
Who owns Hillgrove mine?
Red River
Red River completed the acquisition of the Hillgrove Gold Mine in August 2019. The previous owner had placed Hillgrove in care & maintenance in 2015/2016 due to low commodity prices.
What do they mine at kanmantoo?
Kanmantoo Copper Mine
Copper-gold ore (which also contains silver and garnet) is mined and processed at a rate of approximately 350 tonnes per hour (tph) using a conventional crushing, grinding and flotation circuit to produce about 80,000 tonnes per annum (tpa) of copper-gold concentrate (with silver credits).
Where is antimony found in Australia?
The New England district in NSW has been identified as areas of significant antimony deposits and awaits further exploration and development.
Who mines antimony in Australia?
Red River Resources
Antimony: Red River Resources acquires the Australian Au-Sb Hillgrove mine. Posted 8th July 2019 in Industry news. Red River Resources has entered into a binding agreement to acquire 100% of the Hillgrove gold-antimony project near Armidale in New South Wales for AU$4.0M (US$2.81M).
How long has Kanmantoo copper mine been running for?
Kanmantoo mine
| Location | |
|---|---|
| Products | copper, gold |
| History | |
| Opened | 1846 |
| Active | 1846-1874 (underground), 1970-1976 (opencut), 2011-current (opencut) |
How do you mine copper?
Copper mining is usually performed using open-pit mining, in which a series of stepped benches are dug deeper and deeper into the earth over time. To remove the ore, boring machinery is used to drill holes into the hard rock, and explosives are inserted into the drill holes to blast and break the rock.
What rocks contain antimony?
The only significant ore mineral of antimony, stibnite (Sb2S3), is widespread as an accessory mineral in gold-bearing quartz veins, particularly in veins that intersect the Silurian – Early Devonian Murrindindi Supergroup sedimentary rocks of the Melbourne Zone.
What are Australia’s critical minerals?
Australia is well known as one of the world’s leading suppliers of iron ore, coal, gold, bauxite, copper, zinc, lead, manganese, and a number of other commodities. Australia also holds large resources, or has potential for significant resources, of many of the critical minerals.
Is antimony a precious metal?
sulfide minerals …are the source of various precious metals, most notably gold, silver, and platinum. They also are the ore minerals of most metals used by industry, as for example antimony, bismuth, copper, lead, nickel, and zinc.
Is antimony a critical mineral?
Antimony is a strategic critical mineral that is used in all manner of military applications, including the manufacture of armor piercing bullets, night vision goggles, infrared sensors, precision optics, laser sighting, explosive formulations, hardened lead for bullets and shrapnel, ammunition primers, tracer …
How much gold is in the Hillgrove mine?
Hillgrove Gold Mine Overview The Hillgrove Gold Mine is located 30km from Armidale in New South Wales. To date, Hillgrove has produced more than 730,000 ounces of gold (in bullion and concentrates), more than 50,000 tonnes of antimony (as metal and in concentrates) plus material amounts of by-product tungsten (in concentrates).
What is the JORC 2012 compliant mineral resource for Hillgrove?
The Hillgrove Gold Mine has a substantial high-grade JORC 2012 Compliant Mineral Resource of 5.0Mt @ 4.3 g/t Au & 1.5% Sb (6.4 g/t Au Eq.) (692koz gold & 75kt antimony). Red River controls the known Hillgrove Mineral Field, which hosts more than 200 known gold-antimony (Au-Sb) deposits.
What does Hillgrove Resources Limited do?
Hillgrove Resources Limited is an Australian mining company listed on the Australian Securities Exchange (ASX: HGO) focused on developing its flagship Kanmantoo Copper Mine and associated regional exploration targets, located less than 55km from Adelaide in South Australia. Read More
What happened to the Freehold mine at Hillgrove?
The Freehold Mine began operating in 1974 and through its activities Hillgrove again became the largest provider of antimony in the state. Antimony and, to a much lesser extent gold, is still mined at Hillgrove.
