Geologic information
Identification information
Deposit ID |
10082629 |
MRDS ID |
W060067 |
Record type |
Site |
Current site name |
Clark |
Geographic coordinates
Geographic coordinates:
|
-87.86253, 47.46111 (WGS84)
|
Relative position |
SOUTH OF TOWN OF COPPER HARBOR ABOUT 2 MILES |
(click for info) |
Geographic areas
Country |
State |
County |
United States |
Michigan |
Keweenaw |
Public Land Survey System information
Meridian |
Township |
Range |
Section |
Fraction |
State |
Michigan |
058N |
028W |
9 |
NE OF NE |
Michigan |
Commodities
Commodity |
Importance |
Copper |
Primary |
Materials information
Materials |
Type of material |
Copper |
Ore |
Mineral occurrence model information
Model code |
96 |
USGS model code |
Unassigned |
Deposit model name |
Native Cu |
Mark3 model number |
99 |
Host and associated rocks
Host or associated |
Host |
Rock type |
Volcanic Rock (Aphanitic)
> Mafic Volcanic Rock
> Basalt |
Rock unit name |
Portage Lake Volcanics |
Rock description |
Portage Lake Volcanics |
Chronological age |
1095 |
Stratigraphic age (youngest) |
Stenian |
|
Geologic structures
Type of structure |
Local |
Structure description |
Veins mined on both sides of the Greenstone flow |