| Deposit ID | 10101944 |
|---|---|
| MRDS ID | DC00763 |
| Record type | Site |
| Current site name | Del Norte Bog Iron Deposits |
| Alternate or previous names | Del Norte Limonite |
| Related records | 10240433 |
| Geographic coordinates: | -106.35199, 37.7689 (WGS84) |
|---|---|
| Relative position | 6 MILES N4W OF DEL NORTE |
Political divisions (FIPS codes)
Saguache(county)
Colorado(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Twin Mountains SE(quadrangle 1:24,000 scale)
Del Norte(quadrangle 1:100,000 scale)
Durango(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Saguache(hydrologic unit)
Rio Grande Headwaters(hydrologic accounting unit)
Rio Grande Headwaters(hydrologic subregion)
Rio Grande(hydrologic region)
Federal lands
Rio Grande National Forest(National Forest)
National Forest FS(Type of land area)
FS(Federal land areas administered by FS)
| Country | State | County |
|---|---|---|
| United States | Colorado | Saguache |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| New Mexico | 41N | 06E | 30 | Colorado |
| Commodity | Importance |
|---|---|
| Iron | Primary |
| Manganese Critical | Tertiary |
| Titanium, Metal Critical | Tertiary |
| Materials | Type of material |
|---|---|
| Limonite | Ore |
| Result | USBM CHARACTER SAMPLE ASSAYED 47.8 % FE, 0.23 % P, 1.13 % S, 11.8 % SI02, 0.1 % MN, 14.5 % C01. SPECTROGRAPHIC ANALYSIS SHOWED 0.001 TO 0.01 % CU, GA, PB, ZR, CR |
|---|---|
| Result | 0.01 TO 0.1 % V, MN |
| Result | 0.1 TO 1.0 % TI |
| Host or associated | Host | ||||
|---|---|---|---|---|---|
| Rock type | Unconsolidated Deposit > Alluvium | ||||
| |||||
| Host or associated | Host |
|---|---|
| Rock type | Unconsolidated Deposit > Colluvium |
| Rock unit name | Colluvium |
| Rock description | Colluvium |
| (1) | -106.35199, 37.7689 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | San Juan Volcanic Field |
| Type of structure | Local |
| Structure description | Summer Coon Volcanic Center |
| General form | TABULAR |
|---|---|
| Thickness | 1.52M |
| Length | 457.2M |
| Width | 76.2M |
| Development status | Past Producer |
|---|---|
| Commodity type | Metallic |
| Significant | No |
| Production years | 1890 - 1900 |
| District name | Summer Coon Area |
|---|
| Ownership category | National Forest |
|---|
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | DC00763 |
USBM MIN. EXAM. FILE
HARRER, C.M, AND TESCH, W.J., JR., RECONNAISSANCE O F IRON OCCURRENCES IN COLORADO: USBM IC 7918, P. 61
CONSV. DIV. COMP. DATE, 8,69
| Subject category | Comment text |
|---|---|
| Deposit | DEPOSIT IS OF BOG ORIGIN AND CONTAINS BLACK AND BROWN LIMONITE IN NEARLY HORIZONTAL LAYERS. VARIABLE FE CONTENT DEPENDS ON AMOUNT OF INTERMIXED SAND AND ROCK FRAGMENTS. |
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-OCT-1972 | Unknown | Unknown | |
| Updater | 01-FEB-1982 | 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.