Gwydir River alluvial gold, Yarrowyck, Hardinge Co., New South Wales, Australiai
| Regional Level Types | |
|---|---|
| Gwydir River alluvial gold | - not defined - |
| Yarrowyck | - not defined - |
| Hardinge Co. | County |
| New South Wales | State |
| Australia | Country |
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Latitude & Longitude (WGS84):
30° 29' 8'' South , 151° 25' 56'' East
Latitude & Longitude (decimal):
Age:
2.588 Ma to present day
Geologic Time:
Reference for age:
Brown, R.E., Brownlow, J.W., Krynen, J.P. (1992) Metallogenic Study and Mineral Deposit Data Sheets, Manilla-Narrabri 1:250 000 Metallogenic Map SH/56-9, SH/55-12. Geological Survey of New South Wales, Sydney, 319 pages.
Köppen climate type:
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
Local clubs are the best way to get access to collecting localities
| Club | Location | Distance |
|---|---|---|
| New England Lapidary and Fossicking Club Inc | Uralla, New South Wales | 19km |
A former placer deposit worked via dredging, sluicing, opencut and shallow pits circa 1960s.
The river flows through both Sandon and Hardinge counties and this locality effectively straddles these counties.
Select Mineral List Type
Standard Detailed Gallery Strunz Chemical ElementsMineral List
5 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:
| ⓘ Corundum Formula: Al2O3 |
| ⓘ Corundum var. Sapphire Formula: Al2O3 |
| ⓘ Ilmenite Formula: Fe2+TiO3 |
| ⓘ Magnetite Formula: Fe2+Fe3+2O4 |
| ⓘ Native Gold Formula: Au |
| ⓘ Zircon Formula: Zr(SiO4) |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 1 - Elements | |||
|---|---|---|---|
| ⓘ | Native Gold | 1.AA.05 | Au |
| Group 4 - Oxides and Hydroxides | |||
| ⓘ | Magnetite | 4.BB.05 | Fe2+Fe3+2O4 |
| ⓘ | Corundum | 4.CB.05 | Al2O3 |
| ⓘ | Ilmenite | 4.CB.05 | Fe2+TiO3 |
| ⓘ | Corundum var. Sapphire | 4.CB.05 | Al2O3 |
| Group 9 - Silicates | |||
| ⓘ | Zircon | 9.AD.30 | Zr(SiO4) |
List of minerals for each chemical element
| O | Oxygen | |
|---|---|---|
| O | ⓘ Corundum | Al2O3 |
| O | ⓘ Ilmenite | Fe2+TiO3 |
| O | ⓘ Magnetite | Fe2+Fe23+O4 |
| O | ⓘ Corundum var. Sapphire | Al2O3 |
| O | ⓘ Zircon | Zr(SiO4) |
| Al | Aluminium | |
| Al | ⓘ Corundum | Al2O3 |
| Al | ⓘ Corundum var. Sapphire | Al2O3 |
| Si | Silicon | |
| Si | ⓘ Zircon | Zr(SiO4) |
| Ti | Titanium | |
| Ti | ⓘ Ilmenite | Fe2+TiO3 |
| Fe | Iron | |
| Fe | ⓘ Ilmenite | Fe2+TiO3 |
| Fe | ⓘ Magnetite | Fe2+Fe23+O4 |
| Zr | Zirconium | |
| Zr | ⓘ Zircon | Zr(SiO4) |
| Au | Gold | |
| Au | ⓘ Native Gold | Au |
Other Regions, Features and Areas containing this locality
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