Geologic information
Identification information
| Deposit ID |
10000526 |
| MRDS ID |
A010722 |
| Record type |
Site |
| Current site name |
Upperchistochina River Area |
| Alternate or previous names |
Includes: Slate, Big Four Creeks, Miller Gulch, Chisna River
|
Geographic coordinates
|
Geographic coordinates:
|
-144.83602, 63.16635 (WGS84)
|
| Relative position |
8 MILES N OF CHISNA (TOWN) |
| (click for info) |
Geographic areas
| Country |
State |
| United States |
Alaska |
Comments on the location information
- A PRODUCTIVE PLACER AREA OF APPROXIMATELY 36 SQ MI.: NW TRIBUTARIES OF CHISTOCHINA MIDDLEFORK; AREA OF INTEREST GENERALLY SE AND W OF GIVEN LOCATION LAND STATUS VALUE CALCULATED 6-94 USING GIS OVERLAY ANALYSIS WITH BLM 1:2,500,000 SCALE OWNERSHIP STATUS MAP (1991).
Commodities
| Commodity |
Importance |
| Gold |
Primary |
Materials information
| Materials |
Type of material |
| Gold |
Ore |
| Chromite |
Gangue |
| Cinnabar |
Gangue |
| Galena |
Gangue |
| Garnet |
Gangue |
| Magnetite |
Gangue |
| Pyrite |
Gangue |
Host and associated rocks
| Host or associated |
Host |
| Rock type |
Unconsolidated Deposit
> Gravel |
Geologic structures
| Type of structure |
Local |
| Structure description |
Denali Fault Zone To The North |
Controls for ore emplacement
Comments on the geologic information
- MAJOR.UNITS: PALEOZOIC SEDIMENTARY ROCKS, MESOZOIC MAFIC/ULTRAMATIC INTRUSIVE ROCKS, TERTIARY CONTINENTAL DEPOSITS ; REG.COM: ONE POPULAR THEORY INDICATES SOURCE OF GOLD AS UNDISCOVERED LODES NORTH OF DENALI FAULT NEAR MT. KIMBALL
