Geologic information
Identification information
Deposit ID |
10026949 |
MRDS ID |
M001257 |
Record type |
Site |
Current site name |
Crow Claims |
Related records |
10161071 |
Geographic coordinates
Geographic coordinates:
|
-109.24175, 32.74178 (WGS84)
|
Elevation |
1366 |
Relative position |
8 MILES WNW OF DUNCAN. |
(click for info) |
Geographic areas
Country |
State |
County |
United States |
Arizona |
Graham |
Public Land Survey System information
Meridian |
Township |
Range |
Section |
Fraction |
State |
Gila and Salt River |
008S |
030E |
14 |
CENTER OF N2 |
Arizona |
Comments on the location information
- ABOUT 1.0 MILE SE OF ASH PEAK SUMMIT; ADJACENT TO A-1 CLAIMS; GEODETIC AND UTM COORDINATES DESCRIBE PROSPECTS IN THE NE QUARTER OF SECTION 14.
Commodities
Commodity |
Importance |
Manganese |
Primary |
Comments on the commodity information
- GANGUE CONSISTS PRIMARILY OF UNMINERALIZED FRAGMENTS OF VOLCANIC ROCK AND CALCITE
Materials information
Materials |
Type of material |
Psilomelane |
Ore |
Calcite |
Gangue |
Alteration
-
(Local)
Surface Oxidation
Host and associated rocks
Host or associated |
Associated |
Rock type |
Volcanic Rock (Aphanitic)
> Felsic Volcanic Rock
> Rhyolite |
Stratigraphic age (youngest) |
Pliocene |
Stratigraphic age (youngest) |
Pliocene |
Stratigraphic age (youngest) |
Pliocene |
|
Host or associated |
Associated |
Rock type |
Volcanic Rock (Aphanitic)
> Intermediate Volcanic Rock
> Andesite |
Rock unit name |
Tertiary Volcanic Flows |
Rock description |
Tertiary Volcanic Flows |
Host or associated |
Host |
Rock type |
Volcanic Rock (Aphanitic) |
Geologic structures
Type |
Description |
Terms |
Regional |
Steep Northerly Trending Zones Of Shearing And Brecciation In Volcanic Rocks |
|
Local |
Manganese Deposits Form Lenticular Bodies Composed Of A Network Of Narrow Seams And Small Irregular Bunches Of Oxides Deposited Around Fragments Of Country Rock |
|
Ore body information
Name of the ore body |
NORTHERN FRACTURE |
General form |
LENTICULAR/IRREGULAR BUNCHES |
Strike |
NORTH}N50W |
Dip |
W}60NE |
Width |
0.91M
|
Length |
91.44M
|
Name of the ore body |
SOUTHERN FRACTURE |
General form |
LENTICULAR/IRREGULAR BUNCHES |
Strike |
NORTH}N50W |
Dip |
W}60NE |
Width |
0.91M
|
Length |
15.24M
|
Controls for ore emplacement
- Manganese Minerals Occur In 2 N-Trending Fractures That Cut Fine-Grained Volcanic Rock
Comments on the geologic information
- DEPOSITS ARE SIMILAR TO THOSE ENCOUNTERED ON THE A-1 GROUP CLAIMS AND BLACK BEAUTY GROUP CLAIMS