Bold Head Mine (Investigator 1; No. 3 Orebody), Dolphin Tungsten Mine, Grassy, King Island, King Island municipality, Tasmania, Australiai
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Latitude & Longitude (WGS84):
40° 1' 53'' South , 144° 3' 58'' East
Latitude & Longitude (decimal):
Type:
Mine (Inactive) - last checked 2020
Deposit first discovered:
1968
Köppen climate type:
Mindat Locality ID:
8788
Long-form identifier:
mindat:1:2:8788:2
GUID (UUID V4):
5c9c1e5a-5a8e-4981-909c-89f79f861737
A non-operating tungsten deposit (scheelite skarn) originally owned by Peko-Wallsend, Ltd. and operated as a satellite mine for the larger Dolphin Mine.
Originally discovered by Geopeko Ltd in 1968 and operated as a decliine accessed room and pillar underground mine down to a depth of 200 metres between 1974 to 1986.
The mine is located along the Grassy River fault.
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
6 valid minerals.
Detailed Mineral List:
ⓘ Andradite Formula: Ca3Fe3+2(SiO4)3 |
ⓘ Calcite Formula: CaCO3 |
ⓘ Diopside Formula: CaMgSi2O6 |
ⓘ Molybdenite Formula: MoS2 |
ⓘ Quartz Formula: SiO2 |
ⓘ Scheelite Formula: Ca(WO4) |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
Group 2 - Sulphides and Sulfosalts | |||
---|---|---|---|
ⓘ | Molybdenite | 2.EA.30 | MoS2 |
Group 4 - Oxides and Hydroxides | |||
ⓘ | Quartz | 4.DA.05 | SiO2 |
Group 5 - Nitrates and Carbonates | |||
ⓘ | Calcite | 5.AB.05 | CaCO3 |
Group 7 - Sulphates, Chromates, Molybdates and Tungstates | |||
ⓘ | Scheelite | 7.GA.05 | Ca(WO4) |
Group 9 - Silicates | |||
ⓘ | Andradite | 9.AD.25 | Ca3Fe3+2(SiO4)3 |
ⓘ | Diopside | 9.DA.15 | CaMgSi2O6 |
List of minerals for each chemical element
C | Carbon | |
---|---|---|
C | ⓘ Calcite | CaCO3 |
O | Oxygen | |
O | ⓘ Andradite | Ca3Fe23+(SiO4)3 |
O | ⓘ Calcite | CaCO3 |
O | ⓘ Diopside | CaMgSi2O6 |
O | ⓘ Quartz | SiO2 |
O | ⓘ Scheelite | Ca(WO4) |
Mg | Magnesium | |
Mg | ⓘ Diopside | CaMgSi2O6 |
Si | Silicon | |
Si | ⓘ Andradite | Ca3Fe23+(SiO4)3 |
Si | ⓘ Diopside | CaMgSi2O6 |
Si | ⓘ Quartz | SiO2 |
S | Sulfur | |
S | ⓘ Molybdenite | MoS2 |
Ca | Calcium | |
Ca | ⓘ Andradite | Ca3Fe23+(SiO4)3 |
Ca | ⓘ Calcite | CaCO3 |
Ca | ⓘ Diopside | CaMgSi2O6 |
Ca | ⓘ Scheelite | Ca(WO4) |
Fe | Iron | |
Fe | ⓘ Andradite | Ca3Fe23+(SiO4)3 |
Mo | Molybdenum | |
Mo | ⓘ Molybdenite | MoS2 |
W | Tungsten | |
W | ⓘ Scheelite | Ca(WO4) |
Other Regions, Features and Areas containing this locality
Australia
- Delamerian OrogenOrogen
- Tasmania
- Bass StraitStrait
- Thylacine ProvinceGeologic Province
Australian PlateTectonic Plate
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