Unnamed Occurrence (ARDF - JU063; south tributary to Endicott River), Haines, Alaska, USAi
| Regional Level Types | |
|---|---|
| Unnamed Occurrence (ARDF - JU063; south tributary to Endicott River) | - not defined - |
| Haines | City Borough |
| Alaska | State |
| USA | Country |
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Latitude & Longitude (WGS84):
58° 43' 23'' North , 135° 33' 53'' West
Latitude & Longitude (decimal):
Köppen climate type:
Location: This occurrence is at an elevation of approximately 2,000 feet, on the west side of a south tributary of the Endicott River about 2 miles north of the divide with the Excursion River. It is in the NW1/4 section 27, T. 36 S., R. 59 E. of the Copper River Meridian. The location is accurate within 1/2 mile.
Geology: The general area is underlain by deformed and metamorphosed Silurian or Devonian carbonate, clastic and volcanic clastic rocks that have been intruded by Upper Jurassic and Lower Cretaceous granitic and dioritic rocks (Brew and others, 1992). This occurrence consists of pyrite and magnetite in iron-stained greenstone granulite. It is described as a skarn deposit by the U.S. Bureau of Mines (Redman and others, 1989). Redman reports the occurrence was discovered by the U.S. Geological Survey.
Workings: Surface examination only.
Alteration: Local iron-staining.
Commodities (Major) - Fe
Development Status: None
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
2 valid minerals.
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 | |||
| ⓘ | Magnetite | 4.BB.05 | Fe2+Fe3+2O4 |
List of minerals for each chemical element
| O | Oxygen | |
|---|---|---|
| O | ⓘ Magnetite | Fe2+Fe23+O4 |
| S | Sulfur | |
| S | ⓘ Pyrite | FeS2 |
| Fe | Iron | |
| Fe | ⓘ Magnetite | Fe2+Fe23+O4 |
| Fe | ⓘ Pyrite | FeS2 |
Other Databases
| Link to USGS - Alaska: | JU063 |
|---|
Other Regions, Features and Areas containing this locality
North AmericaContinent
- Coast MountainsMountain Range
North America PlateTectonic Plate
- Alexander DomainDomain
- Alexander TerraneVolcanic Arc
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