| Deposit ID | 10094661 |
|---|---|
| MRDS ID | D010703 |
| Record type | Site |
| Current site name | Cason Manganese Prospect |
| Geographic coordinates: | -107.58841, 37.59945 (WGS84) |
|---|---|
| Elevation | 3840 |
| Location accuracy | 500(meters) |
| Relative position | 14.9 MILES S 16 E FROM SILVERTON |
Political divisions (FIPS codes)
La Plata(county)
Colorado(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Columbine Pass(quadrangle 1:24,000 scale)
Silverton(quadrangle 1:100,000 scale)
Durango(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Upper San Juan(hydrologic unit)
Upper San Juan(hydrologic accounting unit)
San Juan(hydrologic subregion)
Upper Colorado(hydrologic region)
Federal lands
San Juan National Forest(National Forest)
National Forest FS(Type of land area)
FS(Federal land areas administered by FS)
Weminuche Wilderness(Wilderness)
Wilderness FS(Type of land area)
FS(Federal land areas administered by FS)
| Country | State | County |
|---|---|---|
| United States | Colorado | La Plata |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| New Mexico | 039N | 007W | 36 | SW | Colorado |
| Commodity | Importance |
|---|---|
| Manganese Critical | Primary |
| Result | AVERAGE OF SAMPLES ACROSS VEIN: 33.43% MN, 18.14% SIO2, 6.03% FE, 0.31% S, 0.052% |
|---|
| Model code | 85 |
|---|---|
| USGS model code | 22c |
| Deposit model name | Polymetallic veins |
| Mark3 model number | 46 |
| Host or associated | Associated | ||||
|---|---|---|---|---|---|
| Rock type | Plutonic Rock > Granitoid > Quartz Monzonite | ||||
| |||||
| Host or associated | Associated |
|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite |
| Host or associated | Associated |
|---|---|
| Rock type | Plutonic Rock > Granitoid > Granite |
| Rock unit name | Trimble Granite;Intrusive Bodies And Related Rocks (Younger And Older Bodies Of Chicago Basin Stock) |
| Rock description | Trimble Granite;Intrusive Bodies And Related Rocks (Younger And Older Bodies Of Chicago Basin Stock) |
| Host or associated | Host |
|---|---|
| Rock type | Plutonic Rock > Granitoid > Granite |
| Rock unit name | Eolus Granite;Trimble Granite |
| Rock description | Eolus Granite;Trimble Granite |
| (1) | -107.58841, 37.59945 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | San Juan Uplift, San Juan Basin, San Juan Volcanic Field |
| Type of structure | Local |
| Structure description | Needle Mtns Uplift, Chicago Basin Stock, Eolus Batholith, Trimble Stock |
| Thickness | 0.61M |
|---|
| Development status | Occurrence |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Discoverer | Dan Cason And Others |
| District name | Needle Mountain (Tacoma, Florida, Vallecito) District |
|---|
| Ownership category | National Forest |
|---|---|
| Area name | San Juan N. F. |
| Type | Owner |
|---|---|
| Owner | Dan Cason And Others |
| Home office | Durango, Co. |
| First year | 1917 |
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | D010703 |
SCHMITT, L.J., AND RAYMOND, W.H., 1977, GEOLOGY AND MINERAL DEPOSITS OF THE NEEDLE MOUNTAINS DISTRICT, SOUTHWESTERN COLORADO: USGS BULL. 1434, 40 P.
STEVEN, T.A., AND OTHERS, 1969, MINERAL RESOURCES OF THE SAN JUAN PRIMITIVE AREA, COLORADO: USGS BULL. 1261-F.
MUILENBURG, G.A., 1919, MANGANESE DEPOSITS OF COLORADO: CGS BULL. 15, P. 49.
| Subject category | Comment text |
|---|---|
| Deposit | NEAR-VERTICAL VEIN IN GRANITE TRENDS N 35 W, OUTCROPS FOR DISTANCE OF 2200 FT. GRANITE FRAGMENTS COATED WITH MN OXIDES. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-JUL-1983 | Schwochow, Stephen D. | Colorado Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.
These are landing pages for further research — the state agencies don't currently expose per-mine deep links.