Unnamed Occurrence (ARDF - BS010; near the mouth of Northwestern Lagoon), Homer Mining District, Kenai Peninsula Borough, Alaska, USAi
| Regional Level Types | |
|---|---|
| Unnamed Occurrence (ARDF - BS010; near the mouth of Northwestern Lagoon) | - not defined - |
| Homer Mining District | Mining District |
| Kenai Peninsula Borough | Borough |
| Alaska | State |
| USA | Country |
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Latitude & Longitude (WGS84):
59° 44' 52'' North , 149° 53' 31'' West
Latitude & Longitude (decimal):
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Seward | 2,790 (2017) | 46.8km |
| Bear Creek | 1,956 (2017) | 53.9km |
The occurrence is in Kenai Fjords National Park; the area is now closed to mineral entry.
Location: The occurrence is located on the north shore of Harris Bay in the NW1/4 of section 13, T. 5 S., R. 4 W., of the Seward Meridian. This is location 114 of Tysdal (1978); it is accurate to within a quarter of a mile.
Geology: The host rock of the occurrence is a Tertiary iron-stained, muscovite granite dike which cuts hornfelsed slate and graywacke of the Cretaceous Valdez Group. The dike contains disseminated pyrite and (by atomic absorption analysis) 0.15 ppm gold (MacKevett and Holloway, 1977).
Workings: Hand sample assayed 0.15 ppm Au by atomic absorption (MacKevett and Holloway, 1977).
Age: Tertiary?
Alteration: None reported.
Commodities (Major) - Au
Development Status: None
Deposit Model: Pyrite and gold; Tertiary granite dike.
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
3 valid minerals.
Detailed Mineral List:
| ⓘ 'Feldspar Group' |
| ⓘ Muscovite Formula: KAl2(AlSi3O10)(OH)2 |
| ⓘ Pyrite Formula: FeS2 |
| ⓘ Quartz Formula: SiO2 |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 2 - Sulphides and Sulfosalts | |||
|---|---|---|---|
| ⓘ | Pyrite | 2.EB.05a | FeS2 |
| Group 4 - Oxides and Hydroxides | |||
| ⓘ | Quartz | 4.DA.05 | SiO2 |
| Group 9 - Silicates | |||
| ⓘ | Muscovite | 9.EC.15 | KAl2(AlSi3O10)(OH)2 |
| Unclassified | |||
| ⓘ | 'Feldspar Group' | - | |
List of minerals for each chemical element
| H | Hydrogen | |
|---|---|---|
| H | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
| O | Oxygen | |
| O | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
| O | ⓘ Quartz | SiO2 |
| Al | Aluminium | |
| Al | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
| Si | Silicon | |
| Si | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
| Si | ⓘ Quartz | SiO2 |
| S | Sulfur | |
| S | ⓘ Pyrite | FeS2 |
| K | Potassium | |
| K | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
| Fe | Iron | |
| Fe | ⓘ Pyrite | FeS2 |
Other Databases
| Link to USGS - Alaska: | BS010 |
|---|
Other Regions, Features and Areas containing this locality
North AmericaContinent
North America PlateTectonic Plate
- Chugach DomainAccretionary Complex
Pacific OceanOcean
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