Unnamed Occurrence (ARDF - WI004; southwest of Sillyasheen Mountain), Koyukuk Mining District, Yukon-Koyukuk Census Area, Alaska, USAi
This page is currently not sponsored. Click here to sponsor this page.
Latitude & Longitude (WGS84):
67° 40' 18'' North , 152° 56' 45'' West
Latitude & Longitude (decimal):
Köppen climate type:
Location: This occurrence is at an elevation of about 1,520 meters, 0.5 mile west-northwest of the center of section 23, T. 33. N., R. 24 W., of the Fairbanks Meridian. The location is accurate within 1 mile.
Geology: This occurrence consists of unspecified copper sulfides and malachite staining in Devonian phyllite (Brosge and Reiser, 1960). The rocks in the area are a unit of Middle to Upper Devonian(?) calcareous, chloritic wacke, which also includes sandstone, conglomerate, limestone, and phyllite (Dillon and others, 1986). No other information is available.
Workings: Only surface sampling.
Alteration: Oxidation of copper minerals(s).
Commodities (Major) - Cu
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
1 valid mineral.
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 5 - Nitrates and Carbonates | |||
|---|---|---|---|
| ⓘ | Malachite | 5.BA.10 | Cu2(CO3)(OH)2 |
List of minerals for each chemical element
| H | Hydrogen | |
|---|---|---|
| H | ⓘ Malachite | Cu2(CO3)(OH)2 |
| C | Carbon | |
| C | ⓘ Malachite | Cu2(CO3)(OH)2 |
| O | Oxygen | |
| O | ⓘ Malachite | Cu2(CO3)(OH)2 |
| Cu | Copper | |
| Cu | ⓘ Malachite | Cu2(CO3)(OH)2 |
Other Databases
| Link to USGS - Alaska: | WI004 |
|---|
Other Regions, Features and Areas containing this locality
North AmericaContinent
- Brooks RangeMountain Range
- Rocky MountainsMountain Range
North America PlateTectonic Plate
- Brooks Range DomainVolcanic Arc
This page contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database. This locality information is for reference purposes only. You should never attempt to
visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders
for access and that you are aware of all safety precautions necessary.
