Engineer Prospect, Fairbanks Mining District, Fairbanks North Star Borough, Alaska, USAi
| Regional Level Types | |
|---|---|
| Engineer Prospect | Prospect |
| Fairbanks Mining District | Mining District |
| Fairbanks North Star Borough | Borough |
| Alaska | State |
| USA | Country |
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Latitude & Longitude (WGS84):
64° 55' 30'' North , 147° 37' 33'' West
Latitude & Longitude (decimal):
Type:
Köppen climate type:
Nearest Settlements:
| Place | Population | Distance |
|---|---|---|
| Fox | 417 (2011) | 3.7km |
| Farmers Loop | 4,853 (2017) | 3.9km |
| Fairbanks | 32,325 (2017) | 10.6km |
| College | 12,964 (2011) | 11.3km |
| Badger | 19,482 (2011) | 14.6km |
Mindat Locality ID:
197396
Long-form identifier:
mindat:1:2:197396:2
GUID (UUID V4):
adfce63e-6da8-487c-8a00-c42c0116a0b3
Location: The Engineer prospect is located in the SE1/4SW1/4 sec. 7, T. 1 N., R. 1 E., Fairbanks Meridian. The prospect is located on the nose of the ridge between Little Blanche Creek and French Gulch; it is on the southwest side of Engineer Creek and southwest of the Old Steese Highway at an elevation of about 880 feet. The propsect is locality 24 of Cobb (1972 [MF 410]).
Geology: The Engineer prospect is located along a ridge composed of Fairbanks Schist, which consists of quartz-muscovite schist, quartzite, and chlorite-quartz schist (Newberry and others, 1996). A grab sample from two, parallel, iron-stained, arsenopyrite-bearing quartz veins oriented N. 70 E., assayed $2.86 per ton or 0.14 ounce of gold per ton (Hill, 1933, p. 153).
Workings: When visited by Hill in 1931, the few prospect pits were caved (Hill, 1933, p. 153).
Alteration: White quartz is iron-stained.
Commodities (Major) - Au
Development Status: None
Deposit Model: Schist-hosted gold-quartz vein
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:
| ⓘ Arsenopyrite Formula: FeAsS |
| ⓘ Gold Formula: Au |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 1 - Elements | |||
|---|---|---|---|
| ⓘ | Gold | 1.AA.05 | Au |
| Group 2 - Sulphides and Sulfosalts | |||
| ⓘ | Arsenopyrite | 2.EB.20 | FeAsS |
List of minerals for each chemical element
| S | Sulfur | |
|---|---|---|
| S | ⓘ Arsenopyrite | FeAsS |
| Fe | Iron | |
| Fe | ⓘ Arsenopyrite | FeAsS |
| As | Arsenic | |
| As | ⓘ Arsenopyrite | FeAsS |
| Au | Gold | |
| Au | ⓘ Gold | Au |
Other Databases
| Link to USGS - Alaska: | FB088 |
|---|
Other Regions, Features and Areas containing this locality
North America PlateTectonic Plate
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References
