Gold King-Swamp Angel Group

Past Producer in La Plata county in Colorado, United States with commodities Gold, Copper, Mercury
Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Public Land Survey System information
  6. Commodities
  7. Materials information
  8. Mineral occurrence model information
  9. Host and associated rocks
  10. Nearby scientific data
  11. Geologic structures
  12. Economic information about the deposit and operations
  13. Mining district
  14. Land status
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10014169
MRDS ID D010825
Record type Site
Current site name Gold King-Swamp Angel Group
Alternate or previous names Patented Claims: Gold King, MS 4880, Swamp Angel, MS 4881
Related records 10239148

Geographic coordinates

Geographic coordinates: -107.9625, 37.44389 (WGS84)
Elevation 3124
Relative position 12.2 MILES N 23 W FROM DURANGO

Site location context

Political divisions (FIPS codes)

La Plata(county)

Colorado(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Monument Hill(quadrangle 1:24,000 scale)

Durango(quadrangle 1:100,000 scale)

Durango(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Animas(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)

Geographic areas

Country State County
United States Colorado La Plata

Public Land Survey System information

Meridian Township Range Section Fraction State
New Mexico 037N 010W 21,22 SE (21); SW (22) Colorado

Comments on the location information

  • (LAND STATUS AND ADMINISTRATIVE AREA LOCATIONS CALCULATED USING GIS OVERLAY ANALYSIS FOR SAN JUAN N. F.). NEAR TOP OF HILL EAST OF FASSBINDER GULCH AND NORTH OF LEAVENWORTH GULCH, 6.3 MILES NE OF LA PLATA TOWNSITE (UNSURVEYED SECTIONS). ; INFO FROM LAND.ST :1974

Commodities

Commodity Importance
Gold Primary
Copper Primary
Mercury Primary

Materials information

Materials Type of material
Copper Ore
Gold Ore
Mercury Ore
Quartz Gangue

Mineral occurrence model information

Model code 85
USGS model code 22c
Deposit model name Polymetallic veins
Mark3 model number 46

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
    Rock unit name Porphyritic Rocks--Diorite-Monzonite Porphyry
    Rock description Porphyritic Rocks--Diorite-Monzonite Porphyry
    Stratigraphic age (youngest) Late Permian
    Stratigraphic age (youngest) Late Permian
    Stratigraphic age (youngest) Paleocene
    Stratigraphic age (youngest) Paleocene
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Mudstone
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Sandstone
    Rock unit name Cutler Formation
    Rock description Cutler Formation

Nearby scientific data

(1) Cutler Fm

Economic information

Geologic structures

Type of structure Local
Structure description La Plata Dome
Type of structure Regional
Structure description San Juan Uplift, Four Corners Platform

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name California (La Plata) District

Land status

Ownership category National Forest
Area name San Juan N. F.

Comments on the workings information

  • MINE DEVELOPED BY SEVERAL ADITS OF UNKNOWN EXTENT AND DRIVEN GENERALLY EASTWARD ALONG VEIN

Reference information

Bibliographic references

  • Deposit

    ECKEL, E.B., AND OTHERS, 1949, GEOLOGY AND ORE DEPOSITS OF THE LA PLATA DISTRICT, COLORADO: USGS PROF. PAPER 219, P. 123, 173.

General comments

Subject category Comment text
Deposit COUNTRY ROCK CONSISTS OF UNMETAMORPHOSED CUTLER FM RED BEDS INTRUDED BY DIORITE-MONZONITE PORPHYRY SILLS AND TRAVERSED BY ENE-WSW-TRENDING VEIN THOUGHT TO BE WESTWARD EXTENSION OF ORO FINO VEIN.

Reporter information

Type Date Name Affiliation Comment
Reporter 1983-08-01 Schwochow, Stephen D. Colorado Geological Survey
Editor 2012-09-18 Wilson, Anna B U.S. Geological Survey confirmed that a small amount of Hg was produced, probably prior to 1902. (See PP-219, p. 123).

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

Authoritative Colorado resources

These are landing pages for further research — the state agencies don't currently expose per-mine deep links.