Unnamed Occurrence (ARDF - HE182), Valdez Creek Mining District, Matanuska-Susitna Borough, Alaska, USAi
Regional Level Types | |
---|---|
Unnamed Occurrence (ARDF - HE182) | - not defined - |
Valdez Creek Mining District | Mining District |
Matanuska-Susitna Borough | Borough |
Alaska | State |
USA | Country |
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Latitude & Longitude (WGS84):
63° 5' 38'' North , 147° 26' 23'' West
Latitude & Longitude (decimal):
Köppen climate type:
Mindat Locality ID:
202631
Long-form identifier:
mindat:1:2:202631:5
GUID (UUID V4):
e6bc8b52-bda0-44f6-9758-90d62185765d
Location: This occurrence is at an elevation of about 3,650 feet, 0.7 mile due east of south end of the east lake at Susitna Lodge. The map site is in the SW1/4 of sec. 18, T. 21 S., R. 2 E., of the Fairbanks Meridian. The location is accurate to within 500 feet.
Geology: The area of this occurrence is underlain by the Middle or Upper Triassic Nikolai Greenstone, a thick sequence of subaerial and submarine basalt flows and minor interbedded volcaniclastic sedimentary rocks, aquagene and epiclastic tuff, breccia, argillite, and radiolarian chert (Nokleberg and others, 1992). This occurrence was described by Glavinovich (1976) as follows: 'The mineralized sample was found in talus. The mineralization consists of malachite, minor chalcocite and bornite occurring in small quartz pods and stringers in an amygdaloidal andesite.'
Age: Triassic or younger.
Commodities (Major) - Cu
Development Status: None
Deposit Model: Hydrothermally altered shear zone.
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.
Gallery:
List of minerals arranged by Strunz 10th Edition classification
Group 2 - Sulphides and Sulfosalts | |||
---|---|---|---|
ⓘ | Chalcocite | 2.BA.05 | Cu2S |
ⓘ | Bornite | 2.BA.15 | Cu5FeS4 |
Group 4 - Oxides and Hydroxides | |||
ⓘ | Quartz | 4.DA.05 | SiO2 |
List of minerals for each chemical element
O | Oxygen | |
---|---|---|
O | ⓘ Quartz | SiO2 |
Si | Silicon | |
Si | ⓘ Quartz | SiO2 |
S | Sulfur | |
S | ⓘ Bornite | Cu5FeS4 |
S | ⓘ Chalcocite | Cu2S |
Fe | Iron | |
Fe | ⓘ Bornite | Cu5FeS4 |
Cu | Copper | |
Cu | ⓘ Bornite | Cu5FeS4 |
Cu | ⓘ Chalcocite | Cu2S |
Other Databases
Link to USGS - Alaska: | HE182 |
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Other Regions, Features and Areas containing this locality
North America PlateTectonic Plate
- Wrangellia DomainDomain
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