Ontario-Key West-Boss-Gold Flake-Fair Fountain-Bondholder Mine group, Farncomb Hill, French Gulch, Breckenridge Mining District, Summit County, Colorado, USAi
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Latitude & Longitude (WGS84):
39° 29' 15'' North , 105° 57' 37'' West
Latitude & Longitude (decimal):
Type:
Group of Mines
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Breckenridge | 4,896 (2017) | 6.7km |
| Blue River | 904 (2017) | 9.6km |
| Keystone | 1,079 (2011) | 12.6km |
| Frisco | 3,035 (2017) | 15.2km |
| Copper Mountain | 385 (2011) | 15.7km |
Nearest Clubs:
Local clubs are the best way to get access to collecting localities
Local clubs are the best way to get access to collecting localities
| Club | Location | Distance |
|---|---|---|
| Colorado Gold Camp | Frisco, Colorado | 15km |
Mindat Locality ID:
120333
Long-form identifier:
mindat:1:2:120333:5
GUID (UUID V4):
66807484-0e80-462f-b68b-24035ad56e2f
Former Ag-Zn-Pb-Au occurrences/mine group located in sec. 35, T6S, R77W, 6th PM, on Humbug and Farncomb Hills. MRDS database stated accuracy for this location is 250 meters.
Local rocks include the Cretaceous Pierre Shale.
Workings include underground openings comprised of several adits and shafts (Bondholder Mine: adit; Boss Mine: adit; Fair Mine: adit; Fountain Mine: shaft; Gold Flake Mine: adit; Key West Mine: adit; Ontario Mine: shaft).
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.
Detailed Mineral List:
| ⓘ Calcite Formula: CaCO3 References: |
| ⓘ Gold Formula: Au Description: Pseudomorph after sylvanite |
| ⓘ 'Limonite' |
| ⓘ 'Wad' |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 1 - Elements | |||
|---|---|---|---|
| ⓘ | Gold | 1.AA.05 | Au |
| Group 5 - Nitrates and Carbonates | |||
| ⓘ | Calcite | 5.AB.05 | CaCO3 |
| Unclassified | |||
| ⓘ | 'Limonite' | - | |
| ⓘ | 'Wad' | - | |
List of minerals for each chemical element
| C | Carbon | |
|---|---|---|
| C | ⓘ Calcite | CaCO3 |
| O | Oxygen | |
| O | ⓘ Calcite | CaCO3 |
| Ca | Calcium | |
| Ca | ⓘ Calcite | CaCO3 |
| Au | Gold | |
| Au | ⓘ Gold | Au |
Other Databases
| Link to USGS MRDS: | 10018292 |
|---|
Other Regions, Features and Areas containing this locality
North America
- Rocky MountainsMountain Range
North America PlateTectonic Plate
- Great Plains DomainDomain
- Middle Park BasinBasin
USA
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References
