| Deposit ID | 10013263 |
|---|---|
| MRDS ID | D009465 |
| Record type | Site |
| Current site name | Lightning 2 |
| Alternate or previous names | Dac Uranium, Lightning No. 1-8, Honest John No. 1-15, Lightning Group |
| Related records | 10190671 |
| Geographic coordinates: | -105.72391, 38.33334 (WGS84) |
|---|---|
| Elevation | 2195 |
| Relative position | 3.3 MILES S 36 W OF COTOPAXI |
Political divisions (FIPS codes)
Fremont(county)
Colorado(state)
United States(country)
North America(continent)
Land(continent)
USGS map quadrangles
Cotopaxi(quadrangle 1:24,000 scale)
Canon City(quadrangle 1:100,000 scale)
Pueblo(quadrangle 1:250,000 scale)
Hydrologic units (watersheds)
Arkansas Headwaters(hydrologic unit)
Upper Arkansas(hydrologic accounting unit)
Upper Arkansas(hydrologic subregion)
Arkansas-White-Red(hydrologic region)
Federal lands
Bureau of Land Management(Bureau of Land Management CO)
Bureau of Land Management CO BLM(Type of land area)
BLM(Federal land areas administered by BLM)
| Country | State | County |
|---|---|---|
| United States | Colorado | Fremont |
| Meridian | Township | Range | Section | Fraction | State |
|---|---|---|---|---|---|
| New Mexico | 047N | 011E | 11,14 | S2 OF SW (11); N2 OF NW (14) | Colorado |
| Commodity | Importance |
|---|---|
| Uranium | Primary |
| Materials | Type of material |
|---|---|
| Autunite | Ore |
| Uraninite | Ore |
| Kaolinite | Gangue |
| Hematite | Gangue |
| Limonite | Gangue |
| Result | RADIOACTIVITY TO 100 TIMES BACKGROUND |
|---|---|
| Result | 0.10 TO 0.177 % EU308 |
| Host or associated | Associated | ||||
|---|---|---|---|---|---|
| Rock type | Plutonic Rock > Mafic Intrusive Rock > Diorite | ||||
| Rock unit name | Granodiorite Of Boulder Creek Age | ||||
| Rock description | Granodiorite Of Boulder Creek Age | ||||
| |||||
| Host or associated | Host | ||||
|---|---|---|---|---|---|
| Rock type | Metamorphic Rock > Gneiss | ||||
| Rock unit name | Migmatitic Gneiss | ||||
| Rock description | Migmatitic Gneiss | ||||
| |||||
| (1) | -105.72391, 38.33334 |
|---|
| Type of structure | Regional |
|---|---|
| Structure description | Sangre De Cristo Range |
| Type of structure | Local |
| Structure description | Shear Zone Localized Ore, But Deposit Occurs Near Terminations Of Two Large Fault Zones: One On East Flank Of Sangre De Cristo Mtns (Trends Nw), One Trending North, North Of Cotopaxi (Cotopaxi Fault); Numerous Small Cross Faults; Between Alvarado Fault, Pleasant Valley Fault; Near Trend Of Oak Creek Paleovalley Of Oligocene To Miocene Age |
| General form | fissure vein, pipe, stockwork |
|---|---|
| Depth to top | 40M |
| Operation type | Surface-Underground |
|---|---|
| Development status | Past Producer |
| Commodity type | Metallic |
| Deposit size | Small |
| Significant | No |
| District name | Cottonwood Creek Area |
|---|
| Ownership category | BLM Administrative Area |
|---|
| Year | 1956 | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Material | ORE U3O8 | ||||||||||||||
| Accuracy | Accurate | ||||||||||||||
| Description | Ap_Grade: ^0.09 % U308 | ||||||||||||||
| |||||||||||||||
| Agency | Database name | Acronym | Record ID | Notes |
|---|---|---|---|---|
| USGS | Mineral Resources Data System | MRDS | D009465 |
TAYLOR, R.B., SCOTT, G.R., WOBUS, R.A. AND EPIS, R.C., 1975, RECONNAISSANCE GEOLOGIC MAP OF THE COTOPAXI 15-MINUTE QUADRANGLE, FREMONT AND CUSTER COUNTIES, COLORADO: USGS MAP I-900, 1:62,500.
NELSON-MOORE AND OTHERS, 1978
| Type | Date | Name | Affiliation | Comment |
|---|---|---|---|---|
| Reporter | 01-JUL-1982 | Collins, Donna B. | 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.