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Gold Bug Mine

Past Producer in San Juan county in Colorado, United States with commodities Gold, Silver, Copper, Lead, Zinc, Tellurium, Antimony
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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. Ore body information
  13. Controls for ore emplacement
  14. Economic information about the deposit and operations
  15. Mining district
  16. Land status
  17. Links to other databases
  18. Bibliographic references
  19. General comments
  20. Reporter information

Geologic information

Identification information

Deposit ID 10014093
MRDS ID D010718
Record type Site
Current site name Gold Bug Mine
Alternate or previous names Patented Claims: Gold Bug, MS 11619a, Repeal, MS 11691a, Gold Nugget, MS 11691a, Gold Bug Mill Site, MS 11691b
Related records 10264648

Geographic coordinates

Geographic coordinates: -107.52841, 37.71112 (WGS84)
Elevation 3694
Relative position 10 MILES S 48 E FROM SILVERTON

Site location context

Political divisions (FIPS codes)

San Juan(county)

Colorado(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Storm King Peak(quadrangle 1:24,000 scale)

Silverton(quadrangle 1:100,000 scale)

Durango(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Rio Grande Headwaters(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)

Geographic areas

Country State County
United States Colorado San Juan

Public Land Survey System information

Meridian Township Range Section Fraction State
New Mexico 040N 006W 21,28 S2 OF SE (21); NE (28) Colorado

Comments on the location information

  • (LAND STATUS AND ADMINISTRATIVE AREA LOCATIONS CALCULATED USING GIS OVERLAY ANALYSIS FOR SAN JUAN N. F.). ON UPPER BEAR CREEK JUST WEST OF KITE LAKE 1.6 MILES SW FROM BEARTOWN SITE (UNSURVEYED SECTION). ; INFO FROM LAND.ST :41? 01 1977

Commodities

Commodity Importance
Gold Primary
Silver Primary
Copper Secondary
Lead Secondary
Zinc Critical Tertiary
Tellurium Critical Tertiary
Antimony Critical Tertiary

Comments on the commodity information

  • CU, PB, AND ZN SULFIDES AND OXIDIZED ORES LISTED ARE REPORTED ORES LISTED ARE REPORTED GENERALLY FOR DISTRICT AND NOT SPECIFICALLY MENTIONED AT THIS MINE. MINOR PRODUCTION OF CU AND PB LIKEWISE NOT VERIFIED.

Materials information

Materials Type of material
Bornite Ore
Calaverite Ore
Chalcocite Ore
Chalcopyrite Ore
Galena Ore
Marcasite Ore
Petzite Ore
Sphalerite Ore
Sylvanite Ore
Tetrahedrite Ore
Barite Gangue
Calcite Gangue
Hematite Gangue
Kaolinite Gangue
Limonite Gangue
Quartz Gangue

Analytical data

Result STEVEN AND OTHERS (1969) SEMIQUANTITATIVE SPECTROGRAPHIC ANALYSES OF FOUR SAMPLES ALONG REPEAL VEIN SHOWED 300 TO 2000 PPM TI, 150 TO 300 PPM MN, 0.7 TO 3 PPM AG, LT 200 TO 700 PPM AS, 70 TO 500 PPM BA, LT 10 PPM BI, LT 20 PPM CD, LT 5 TO 15 PPM CO, LT 5 TO 15 PPM CR, 30 TO 100 PPM CU, LT 5 TO 15 PPM MO, 10 TO 20 PPM NI, 15 TO 50 PPM PB, LT 100 TO 200 PPM SB, LT 10 PPM SN, LT 100 TO 100 PPM SR, 30 TO 70 PPM V, LT 50 PPM W, LT 200 TO 1500 PPM ZN, 0.1 TO 0.2 PPM FE.
Result CHEMICAL ANALYSES SHOWED 0.2 TO 11 PPM AU, 16 TO 56 PPM CU, LT 25 TO 150 PPM PB, 40 TO 460 PPM ZN, 8 TO 16 PPM MO, LT 10 TO 30 PPM AS, 3 TO GT 100 PPM SB, 0.07 TO 0.2 PPM HG, 1.5 TO 80 PPM TE, 1.6 TO 14.6 PPM AG.
Result SPECTROGRAPHIC ANALYSES OF FOUR SAMPLES ALONG GOLD BUG AND ASSOCIATED EASTERN VEIN SHOWED 500 TO 2000 PPM TI, 50 TO 700 PPM MN, 0.7 TO 1.5 PPM AG, LT 200 TO 200 PPM BA, LT 10 PPM BI, LT 20 TO 50 PPM CD, LT 5 TO 5 PPM CO, 7 TO 20 PPM CR, 20 TO 30 PPM CU, LT 5 PPM MO, 5 TO 15 PPM NI, 20 TO 30 PPM PB, LT 100 PPM SB, LT 10 PPM SN, LT 100 PPM SR, 50 TO 70 PPM V, LT 50 PPM W, LT 200 TO 500 PPM ZN, 0.07 TO 0.2 PPM FE.
Result CHEMICAL ANALYSES SHOWED 0.02 TO 0.1 PPM AU, 11 TO 36 PPM CU, LT 25 TO 40 PPM PB, LT 25 TO 210 PPM ZN, 30 TO 120 PPM MO, LT 10 TO 80 PPM AS, 2 TO 15 PPM SB, 0.05 TO 0.32 PPM HG, 2.4 TO 7.3 PPM TE, 1.2 TO 4 PPM AG.

Mineral occurrence model information

Model code 84
USGS model code 22b
Deposit model name Alkaline Au-Te (Au-Ag-Te veins)
Mark3 model number 80

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyodacite
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Oligocene
  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Quartz Latite
  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
    Rock unit name San Juan Formation;Early Intermediate Lavas And Breccias--Near-Source Facies
    Rock description San Juan Formation;Early Intermediate Lavas And Breccias--Near-Source Facies
  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Slate
    Rock unit name Uncompahgre Formation
    Rock description Uncompahgre Formation
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Argillite

Nearby scientific data

(1) -107.52841, 37.71112
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description San Juan Uplift, San Juan Volcanic Field
Type of structure Local
Structure description San Juan Uplift, Unnamed Fault, Unnamed Syncline

Ore body information

  • Thickness 1.83M

Controls for ore emplacement

  • North-Trending Fissures In Precambrian Quartzite And Slate

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1892
Year of first production 1892

Mining district

District name Beartown (Bear Creek) District

Land status

Ownership category
Area name San Juan N. F. (?)

Comments on the workings information

  • SURFACE CUTS; ONE TUNNEL DRIVEN DUE WEST FOR 900 FT, INTERSECTING GOLD BUG VEIN AT 606 FT AND REPEAL VEIN AT 900 FT AT WHICH POINT 417-FT RAISE DRIVEN TO SURFACE. 60 FT OF DRIFT ON 100 LEVEL IN RAISE; 500 FT OF DRIFT ON 200 LEVEL. RAISE ON GOLD BUG VEIN. 30-FT SHAFT FROM SURFACE.

Reference information

Bibliographic references

  • Deposit

    STEVEN, T.A., AND OTHERS, 1969, MINERAL RESOURCES OF THE SAN JUAN PRIMITIVE AREA, COLORADO: USGS BULL. 1261-F, P. 67-71, 89-90.

  • Deposit

    STEVEN, T.A., AND OTHERS, 1974, GEOLOGIC MAP OF THE DURANGO QUADRANGLE, SOUTHWESTERN COLORADO: USGS MAP I-764.

  • Deposit

    CROSS, WHITMAN, AND OTHERS, 1905, DESCRIPTION OF THE NEEDLE MOUNTAINS QUADRANGLE, COLORADO: USGS FOLIO 131.

  • Deposit

    BLM MINERAL SURVEY MS 11691A & B

  • Deposit

    PROSSER, W.C., 1911, THE BEAR CREEK SYLVANITE CAMP, COLORADO: ENG. MINING JOUR., V. 91, P. 712.

  • Deposit

    COLORADO DIV. MINES INSP. REPTS., 1897, P, 248.

General comments

Subject category Comment text
Deposit MINE DEVELOPED ON THREE NNE-STRIKING, VERTICAL, PARALLEL QUARTZ VEINS IN SOUTH PART OF CENTRALLY CONCENTRATED ZONE OF PRODUCTIVE VEINS. FISSURES CUT DIAGONALLY ACROSS NE LIMB OF NW-PLUNGING SYNCLINE (AS IMPLIED BY CROSS AND OTHERS' MAP). WEST OR REPEAL VEIN IS 3 FT WIDE; GOLD BUG REACHES MAXIMUM 6 FT IN WIDTH, AVERAGING 1.5 FT.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1983 Schwochow, Stephen D. Colorado Geological Survey

Beyond USGS

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

External references

Maps centered on this site

Authoritative Colorado resources

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