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Black Tail Mine, Republic Mining District, Ferry County, Washington, USAi
| Regional Level Types | |
|---|---|
| Black Tail Mine | Mine |
| Republic Mining District | Mining District |
| Ferry County | County |
| Washington | State |
| USA | Country |
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Latitude & Longitude (WGS84):
48° 39' 43'' North , 118° 44' 49'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Republic | 1,072 (2017) | 1.7km |
| Curlew | 118 (2011) | 27.1km |
| Sion | 658 (2019) | 43.6km |
| Grand Forks | 4,208 (2008) | 47.1km |
| Nespelem | 256 (2017) | 57.5km |
Other/historical names associated with this locality:
Black Trail Mine; Hope Mine; Blacktail Mine
A gold mine between the Surprise and Quilp Mines north of Republic. It worked several quartz veins 2-6' wide in quartz latite porphyry and propylitic andesite. Development includes a crosscut adit 300' long, drifts and a 600' inclined shaft, totaling about 2,000'. It produced 300 tons prior to 1902, 1909-1910, and 1912-1920. Production is reported to be 13,000 tons at 0.288 oz/ton gold and 3.08 oz/ton silver.
Tectonics: Epithermal Deposits Of The Republic District Are Found In The Eocene Sanpoil Volcanics. (See Republic District For Additional Details).
Deposit: Host rocks for gold deposits of the republic district are dacite and andesite flows, flow breccias, tuffs, and tuff breccias of the eocene sanpoil volcanics (muessig, 1967, p. 50-51; tschauder, 1989, p. 242). ; info.src : 1 pub lit
Development: ECON.COM: PRODUCED 300 TONS PRIOR TO 1902; PRODUCED IN 1909-1910 AND 1912-1920 (HUNTTING, 1956, P. 118).
Ore(s): Mineralization Occurs In Several 2-6-Ft-Wide Quartz Veins In Quartz Latite Porphyry (Dacite And Andesite Of Recent Authors) And Propylitic Andesite (Huntting, 1956, P. 118). (See Republic District For Additional Details.)
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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.
Rock Types Recorded
Note: data is currently VERY limited. Please bear with us while we work towards adding this information!
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Alphabetical List Tree DiagramDetailed Mineral List:
| ⓘ Native Gold Formula: Au |
| ⓘ Quartz Formula: SiO2 |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 1 - Elements | |||
|---|---|---|---|
| ⓘ | Native Gold | 1.AA.05 | Au |
| 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 |
| Au | Gold | |
| Au | ⓘ Native Gold | Au |
Other Databases
| Link to USGS MRDS: | 10055864 |
|---|
Other Regions, Features and Areas containing this locality
North AmericaContinent
- Columbia MountainsMountain Range
North America PlateTectonic Plate
- Kootenay DomainDomain
- QuesnelliaVolcanic Arc
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