Deposit ID | 10107557 |
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MRDS ID | A015514 |
Record type | Site |
Current site name | Fairbanks Creek Placer |
Related records | 10282323 |
Geographic coordinates: | -147.16406, 65.06774 (WGS84) |
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Relative position | 28-32 MILES BY ROAD NE OF FAIRBANKS. |
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Country | State |
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United States | Alaska |
Commodity | Importance |
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Gold | Primary |
Silver | Secondary |
Antimony | Tertiary |
Tin | Tertiary |
Tungsten | Tertiary |
Materials | Type of material |
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Gold | Ore |
Rutile | Gangue |
Cassiterite | Unknown |
Scheelite | Unknown |
Stibnite | Unknown |
Wolframite | Unknown |
Host or associated | Associated |
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Rock type | Metamorphic Rock > Gneiss |
Host or associated | Associated |
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Rock type | Plutonic Rock > Granitoid > Granite |
Host or associated | Host |
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Rock type | Metamorphic Rock > Schist |
(1) | -147.16406, 65.06774 |
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Development status | Producer |
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Commodity type | Metallic |
Deposit size | Small |
Significant | No |
Year of first production | 1903 |
District name | Fairbanks |
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Agency | Database name | Acronym | Record ID | Notes |
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USGS | Mineral Resources Data System | MRDS | A015514 |
USGS MF-413 (A-1), LOC. 91
USGS BULL. 525, P. 102
ALASKA DEPT. OF MINES PAMPHLET NO. 1, P. 11, 32, 37, 40.
USGS BULL. 251, P. 67, 81-83
Subject category | Comment text |
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Deposit | THE PRODUCTIVE AREA OF FAIRBANKS VALLEY BEGINS ABOUT 2 MILES BELOW THE SOURCE OF THE CREEK AND EXTENDS FOR ABOUT 4 MILES DOWNSTREAM. THE PRODUCTIVE GRAVEL RANGES FROM 4 TO 8 FT. IN THICKNESS, WITH AN AVERAGE OF 6 FT., AND ARE MINED TO WIDTHS OF FROM 40 TO 250 FT. DEPTH TO BEDROCK FROM 15 TO 110 OR MORE FEET. GOLD ALSO IN TOP 2-3 FT. OF BEDROCK. ON MOST CLAIMS DEPTH TO BEDROCK LESS THAN 50 FT. MINERALIZED SCHIST ALONG CREEK CARRIES SILVER AND GOLD; QUARTZ STRINGERS CARRY GOLD, BUT NO SILVER. |
Deposit | STREAM GRADIENT IN AREA MINED BETWEEN 75 AND 100 FEET PER MILE. ; INFO.SRC : 1 PUB LIT; 2 UNPUB REPT |
Deposit | THIS SITE NAME WAS CREATED BY THE REPORTER OR OTHER USGS EMPLOYEE BASED ON PROXIMITY TO SOME MAJOR GEOGRAPHIC FEATURE. |
Type | Date | Name | Affiliation | Comment |
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Reporter | 01-JUL-1987 | Powers, M.T. (Huber, D.F.) | U.S. Geological Survey |