Riverina Gold Mine, Riverina Station, Menzies Shire, Western Australia, Australiai
Regional Level Types | |
---|---|
Riverina Gold Mine | Mine |
Riverina Station | - not defined - |
Menzies Shire | Shire |
Western Australia | State |
Australia | Country |
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Latitude & Longitude (WGS84):
29° 44' 41'' South , 120° 33' 49'' East
Latitude & Longitude (decimal):
Locality type:
Köppen climate type:
The Riverina Gold Mine is immediately north of the Riverina Station homestead, and surrounded on the other three sides with the Riverina-Menzies Road, and its junction with the road to Lake Ballard to the north, and Davyhurst to the south. It is 80 kilometres west of Menzies.
This compact area contains shafts, mullock, small pits, trenches, old tanks and machinery, sheds and a 40 person mining camp.
The deposit was discovered in 1896, by W. Ferminger, and Tannion, working for a syndicate from Hay NSW, hence the Riverina name. The syndicate was floated into a company with 10 000 pounds capital. The company also purchased the British Lion lease, half a mile to the south.
A 10 head battery was erected. Thirty men were employed. W.T. Griffiths was appointed mine manager. C. Dicks of Charters Towers managed the battery. Early crushings achieved 15 dwt. 24 acres.
Three reefs cross the property. The main reef crosses the entire length of the property, striking north-south. An east-west fault cuts the reef off, and throws it 60 feet east. The reef gradually turns eastwards as it enters the Riverina South lease. Most mining was on the main reef of white quartz, 12 to 36 inches wide, in a schistose formation between it and the walls. The lode was 4 feet wide, dipping vertically and containing low grade gold outside of the veins. High grade stone was found near the Footwall and Hanging Wall. If was soft country to 160 feet down, then becomes hard and settled, at which point sulphides appear in a lode 1 to 3 feet wide. Fresh water comes in at 165 feet. The main shaft had levels at 160, 200, and 300 feet. By 1905, 19 500 tonnes of ore had been removed worth 46 000 pounds. Gold is found in mineralised shears in mafic-ultramafic rocks near the contact with basalt.
There are two other lines of reef on the property. One barren short north-east to south-west reef near the centre of the property. The third is a north-south striking reef near the western boundary. In 1902 it contained a shaft down to 80 feet of a reef 2 feet wide.
The company sold the lease to Dick Evans in 1903 for 1500 pounds. The battery was still on the lease, although described in the source as ancient and worn out. This was borne out and after much effort the lease was abandoned.
A company was floated called Riverina Blocks in 1926 with 25 000 pounds capital to acquire the Riverina and Riverina South, but little happened than un-watering shafts and sampling.
In the early 1930's mining entrepreneur Charles de Bernales controlled the mine, and did little with it. The Murchison Gold Development Company was floated in 1934, with the insane capital of 450 000 pounds to purchase the Emu mine at Lawlers and Riverina from de Bernales. After the vendors and promoters were paid off, only 140 000 pounds was left as working capital. The Riverina Gold Mines Ltd was spun off to operate the Riverina Mine. Other than development work, the erection of a battery, headframe, tramway and machinery, not a lot of mining was found, and the war years soon intervened.
The mine has been active at times since World War Two but more information is needed on this period. Between 1950 to 1980, 30 000 ounces came from the mine. A further minor 5000 ounces between 2000 to 2008.
One source states the small mining camp was erected in 1994, along with a treatment plant and underground development. In 2007 Riverina Resources Pty Ltd sold the leases to Monarch Gold Mining Company Ltd, however they appeared more interested in nickel exploration over the wider area.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsCommodity List
This is a list of exploitable or exploited mineral commodities recorded at this locality.Mineral List
12 valid minerals.
Rock Types Recorded
Note: data is currently VERY limited. Please bear with us while we work towards adding this information!
Select Rock List Type
Alphabetical List Tree DiagramDetailed Mineral List:
ⓘ Actinolite Formula: ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2 Reference: Simpson, E.S. (1948), Minerals of Western Australia, Vol 1, p 464 |
ⓘ Albite Formula: Na(AlSi3O8) Reference: Simpson, E.S. (1948), Minerals of Western Australia, Vol 3, p 64 |
ⓘ Azurite Formula: Cu3(CO3)2(OH)2 Reference: Simpson, E.S. (1948), Minerals of Western Australia, Vol 3, p 180 |
ⓘ 'Biotite' Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2 Reference: Simpson, E.S. (1948), Minerals of Western Australia, Vol 1, p 228 |
ⓘ 'Chlorite Group' Reference: Simpson, E.S. (1948), Minerals of Western Australia, Vol 1, p 464 |
ⓘ 'Feldspar Group' Reference: Simpson, E.S. (1948), Minerals of Western Australia, Vol 1, p 228 |
ⓘ Galena Formula: PbS Reference: Simpson, E.S. (1948), Minerals of Western Australia, Vol 3, p 455; Simpson, E.S. (1948), Minerals of Western Australia, Vol 3, p 180 |
ⓘ Gold Formula: Au Reference: Gibb Maitland, A (1903), The Geological Features and Mineral Resources of Mulline, Ularring, Mulwarrie and Davyhurst. North Coolgardie Goldfield, Bulletin 8, Geological Survey of Western Australia, 1903 |
ⓘ 'Hornblende' Reference: Simpson, E.S. (1948), Minerals of Western Australia, Vol 3, p 180 |
ⓘ 'Lepidolite' Reference: Simpson, E.S. (1948), Minerals of Western Australia, Vol 3, p 64 |
ⓘ Malachite Formula: Cu2(CO3)(OH)2 Reference: Simpson, E.S. (1948), Minerals of Western Australia, Vol 3, p 180 |
ⓘ Microcline Formula: K(AlSi3O8) Reference: Simpson, E.S. (1948), Minerals of Western Australia, Vol 1, p 17 |
ⓘ Pyrite Formula: FeS2 Reference: Simpson, E.S. (1948), Minerals of Western Australia, Vol 3, p 455 |
ⓘ Pyrrhotite Formula: Fe1-xS Reference: Simpson, E.S. (1948), Minerals of Western Australia, Vol 3, p 455 |
ⓘ Quartz Formula: SiO2 Reference: Gibb Maitland, A (1903), The Geological Features and Mineral Resources of Mulline, Ularring, Mulwarrie and Davyhurst. North Coolgardie Goldfield, Bulletin 8, Geological Survey of Western Australia, 1903 |
ⓘ Schorl Formula: NaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH) Reference: Simpson, E.S. (1948), Minerals of Western Australia, Vol 1, p 228 |
ⓘ Sphalerite Formula: ZnS Reference: Simpson, E.S. (1948), Minerals of Western Australia, Vol 3, p 455 |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
Group 1 - Elements | |||
---|---|---|---|
ⓘ | Gold | 1.AA.05 | Au |
Group 2 - Sulphides and Sulfosalts | |||
ⓘ | Galena | 2.CD.10 | PbS |
ⓘ | Pyrite | 2.EB.05a | FeS2 |
ⓘ | Pyrrhotite | 2.CC.10 | Fe1-xS |
ⓘ | Sphalerite | 2.CB.05a | ZnS |
Group 4 - Oxides and Hydroxides | |||
ⓘ | Quartz | 4.DA.05 | SiO2 |
Group 5 - Nitrates and Carbonates | |||
ⓘ | Azurite | 5.BA.05 | Cu3(CO3)2(OH)2 |
ⓘ | Malachite | 5.BA.10 | Cu2(CO3)(OH)2 |
Group 9 - Silicates | |||
ⓘ | Actinolite | 9.DE.10 | ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2 |
ⓘ | Albite | 9.FA.35 | Na(AlSi3O8) |
ⓘ | Microcline | 9.FA.30 | K(AlSi3O8) |
ⓘ | Schorl | 9.CK.05 | NaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH) |
Unclassified Minerals, Rocks, etc. | |||
ⓘ | 'Biotite' | - | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2 |
ⓘ | 'Chlorite Group' | - | |
ⓘ | 'Feldspar Group' | - | |
ⓘ | 'Hornblende' | - | |
ⓘ | 'Lepidolite' | - |
List of minerals for each chemical element
H | Hydrogen | |
---|---|---|
H | ⓘ Malachite | Cu2(CO3)(OH)2 |
H | ⓘ Azurite | Cu3(CO3)2(OH)2 |
H | ⓘ Actinolite | ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2 |
H | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2 |
H | ⓘ Schorl | NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH) |
B | Boron | |
B | ⓘ Schorl | NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH) |
C | Carbon | |
C | ⓘ Malachite | Cu2(CO3)(OH)2 |
C | ⓘ Azurite | Cu3(CO3)2(OH)2 |
O | Oxygen | |
O | ⓘ Quartz | SiO2 |
O | ⓘ Albite | Na(AlSi3O8) |
O | ⓘ Malachite | Cu2(CO3)(OH)2 |
O | ⓘ Azurite | Cu3(CO3)2(OH)2 |
O | ⓘ Actinolite | ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2 |
O | ⓘ Microcline | K(AlSi3O8) |
O | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2 |
O | ⓘ Schorl | NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH) |
F | Fluorine | |
F | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2 |
Na | Sodium | |
Na | ⓘ Albite | Na(AlSi3O8) |
Na | ⓘ Schorl | NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH) |
Mg | Magnesium | |
Mg | ⓘ Actinolite | ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2 |
Mg | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2 |
Al | Aluminium | |
Al | ⓘ Albite | Na(AlSi3O8) |
Al | ⓘ Microcline | K(AlSi3O8) |
Al | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2 |
Al | ⓘ Schorl | NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH) |
Si | Silicon | |
Si | ⓘ Quartz | SiO2 |
Si | ⓘ Albite | Na(AlSi3O8) |
Si | ⓘ Actinolite | ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2 |
Si | ⓘ Microcline | K(AlSi3O8) |
Si | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2 |
Si | ⓘ Schorl | NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH) |
S | Sulfur | |
S | ⓘ Pyrite | FeS2 |
S | ⓘ Pyrrhotite | Fe1-xS |
S | ⓘ Galena | PbS |
S | ⓘ Sphalerite | ZnS |
K | Potassium | |
K | ⓘ Microcline | K(AlSi3O8) |
K | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2 |
Ca | Calcium | |
Ca | ⓘ Actinolite | ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2 |
Ti | Titanium | |
Ti | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2 |
Fe | Iron | |
Fe | ⓘ Pyrite | FeS2 |
Fe | ⓘ Pyrrhotite | Fe1-xS |
Fe | ⓘ Actinolite | ◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2 |
Fe | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 or Simplified: K(Mg,Fe)3AlSi3O10(OH)2 |
Fe | ⓘ Schorl | NaFe32+Al6(Si6O18)(BO3)3(OH)3(OH) |
Cu | Copper | |
Cu | ⓘ Malachite | Cu2(CO3)(OH)2 |
Cu | ⓘ Azurite | Cu3(CO3)2(OH)2 |
Zn | Zinc | |
Zn | ⓘ Sphalerite | ZnS |
Au | Gold | |
Au | ⓘ Gold | Au |
Pb | Lead | |
Pb | ⓘ Galena | PbS |
References
Sort by
Year (asc) Year (desc) Author (A-Z) Author (Z-A)The Sun newspaper (1910), A Sketch of Mulline, 27/02/1910
The West Australian newspaper (1926), Riverina Blocks, 04/08/1926
Kalgoorlie Miner newspaper (1934), Flotation in London. Murchison Gold Development, 14/07/1934
Western Argus newspaper (Kalgoorlie) (1935), Mulline Early Days, 08/10/1935
The West Australian newspaper (Perth) (1915), Mulline, 20/08/1915
Kalgoorlie Western Argus newspaper (1900), Mulline, 09/08/1900
The Riverina Grazier newspaper (Hay) (1902), The Riverina Gold Mine, 07/03/1902
The Argus newspaper (Melbourne) (1936), Riverina Gold Mine, 18/09/1936
Swan Gold Mining Ltd (2014), Investor Presentation, 19/06/2014
Kalgoorlie Western Argus newspaper (1903), Riverina Gold Mine, 01/12/1903 historic picture
Gibb Maitland, A (1903), The Geological Features and Mineral Resources of Mulline, Ularring, Mulwarrie and Davyhurst. North Coolgardie Goldfield, Bulletin 8, Geological Survey of Western Australia, 1903
External Links
http://www.barraresources.com.au/projects/riverina/
http://earterngoldfields.com.au/projects-overview/riverina/
http://earterngoldfields.com.au/projects-overview/riverina/
Other Regions, Features and Areas containing this locality
Australia
- Western Australia
- Kambalda Nickel Metallogenic ProvinceGeologic Province
- West Australian ElementCraton
- Yilgarn CratonCraton
Australian PlateTectonic Plate
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Riverina Gold Mine, Riverina Station, Menzies Shire, Western Australia, Australia