| Deposit ID | 10010101 |
|---|---|
| MRDS ID | D003592 |
| Record type | Site |
| Current site name | Iron Knob |
| Alternate or previous names | Clark's Mountain |
| Geographic coordinates: | -90.63567, 37.21424 (WGS84) |
|---|
Political divisions (FIPS codes)
Wayne(county)
Missouri(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Piedmont(quadrangle 1:24,000 scale)
Piedmont(quadrangle 1:100,000 scale)
Rolla(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Upper St. Francis(hydrologic unit)
St. Francis(hydrologic accounting unit)
Lower Mississippi-St. Francis(hydrologic subregion)
Lower Mississippi(hydrologic region)
| Country | State | County |
|---|---|---|
| United States | Missouri | Wayne |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| 5th Principal | 029N | 004E | 05 | W2 OF SE | Missouri |
| Commodity | Importance |
|---|---|
| Iron | Primary |
| Host or associated | Associated | ||||
|---|---|---|---|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite | ||||
| |||||
| Host or associated | Host |
|---|---|
| Rock type | Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite |
| (1) | -90.63567, 37.21424 |
|---|
| General form | BOULDERS (FLOAT) |
|---|
| Development status | Occurrence |
|---|---|
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| Ownership category | Private |
|---|
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | D003592 |
NASON, F.L., 1892 , A REPORT ON THE IRON ORES OF MISSOURI: MISSOURI GEOLOGICAL SURVEY, 1ST SER., V. 2 , P. 42
CRANE, G.W., 1912 , THE IRON ORES OF MISSOURI: MISSOURI BUREAU OF MINES AND GEOLOGY, 2ND SER., V. 10 , P. 347
SNYDER, FRANK G., 1968 , "GEOLOGY AND MINERAL DEPOSITS, MIDCONTINENT UNITED STATES" IN RIDGE, J.D. ED., ORE DEPOSITS OF THE UNITED STATE 1933 - 1967 . (GRATON-SALES VOLUME): NEW YORK, AM. INST. MINING, METALL. PETROLEUM ENGINEERS, V. 1 , P. 264
| Subject category | Comment text |
|---|---|
| Deposit | LARGE BOULDERS OF SPECULAR HEMATITE ORE EMBEDDED IN CLAY. SOURCE OF BOULDERS NOT FOUND BUT IS BELIEVED TO BE A VEIN IN PRECAMBRIAN RHYOLITE PORPHYRY. |
| Deposit | IRON KNOB INDICATES SOUTHERN LIMITS OF KNOWN IRON MINERALIZATION ; INFO.SRC : 1 PUB LIT; 3 FIELD OBSERV |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-JUN-1979 | Sherwood, Liz | U.S. Geological Survey |
Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.