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Palmetto Mine

Past Producer in Hinsdale county in Colorado, United States with commodities Silver, Gold, Copper, Lead, Zinc, 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. Host and associated rocks
  9. Nearby scientific data
  10. Geologic structures
  11. Economic information about the deposit and operations
  12. Mining district
  13. Land status
  14. Ownership information
  15. Links to other databases
  16. Bibliographic references
  17. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10087979
MRDS ID D011618
Record type Site
Current site name Palmetto Mine
Alternate or previous names Patented Claims: Palmetto, MS 233 Polar Star, MS 289, Miner's Bank, MS 309, Ruby Queen, MS 407a, First National Bank, MS 408a, Chimney Corner, MS 496, F. X. Aubrey, MS 852, Sarah Wood, MS 1036, Superior, MS 1053, George M. Tibbits, MS 1087, Unpatented Claims: Pray Nos. 1-4
Related records 10118475, 10288269

Geographic coordinates

Geographic coordinates: -107.57508, 37.97778 (WGS84)
Elevation 3725
Relative position 14.2 MILES S 76 W FROM LAKE CITY

Site location context

Political divisions (FIPS codes)

Hinsdale(county)

Colorado(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Handies Peak(quadrangle 1:24,000 scale)

Silverton(quadrangle 1:100,000 scale)

Durango(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Gunnison(hydrologic unit)

Gunnison(hydrologic accounting unit)

Gunnison(hydrologic subregion)

Upper Colorado(hydrologic region)

Geographic areas

Country State County
United States Colorado Hinsdale

Public Land Survey System information

Meridian Township Range Section Fraction State
New Mexico 043N;043N 006W;007W 18,19;24 Colorado

Comments on the location information

  • CLAIMS EXTEND UP PALMETTO GULCH SOUTH OF AMERICAN FLATS AND CROSS SAN JUAN COUNTY LINE AT POLAR STAR AND GEORGE TIBBITS CLAIMS EAST OF ENGINEER MTN. ELEV AND LAT-LONG GIVEN ARE FOR MAIN PALMETTO SHAFT ALONG NORTH BRANCH OF PALMETTO GULCH ABOUT 0.9 MILE ABOVE HENSON CREEK, IN E2 SW SEC. 18, T43N, R6W. ; INFO FROM LAND.ST :1977

Commodities

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

Materials information

Materials Type of material
Argentite Ore
Chalcopyrite Ore
Galena Ore
Sphalerite Ore
Quartz Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Quartz Latite
    Stratigraphic age (youngest) Oligocene
    Stratigraphic age (youngest) Oligocene
    Stratigraphic age (youngest) Oligocene
  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
    Rock unit name Porphyritic Andesite Of Pyroxene Andesite Member Of Silverton Volcanics;Biotite-Quartz Latite Of Burns Member Of Silverton Volcanics
    Rock description Porphyritic Andesite Of Pyroxene Andesite Member Of Silverton Volcanics;Biotite-Quartz Latite Of Burns Member Of Silverton Volcanics
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
    Rock unit name Tuffaceous Sandstone Of Henson Member Of Silverton Volcanics
    Rock description Tuffaceous Sandstone Of Henson Member Of Silverton Volcanics

Economic information

Geologic structures

Type of structure Regional
Structure description San Juan Volcanic Field, San Juan Depression
Type of structure Local
Structure description San Juan-Uncompahgre Calderas, Eureka Graben

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1878
Discoverer John S. Hough (Palmetto Claimant)
Year of first production 1878
Year of last production 1891

Mining district

District name Galena (Henson Creek) District

Land status

Ownership category Private

Ownership information

  • Type Operator
    Owner Palmetto Mining Co.
    Home office Lake City, Co.
    First year 1969
  • Type Owner
    Owner Ralph Horton
    Home office Denver, Co.
    First year 1969

Comments on the production information

  • PROBABLE PARTIAL PRODUCTION RECORD. ADDITIONAL PRODUCTION MAY HAVE BEEN MADE BETWEEN 1882 AND 1891, BUT NO FIGURES ARE AVAILABLE.

Comments on the workings information

  • OLD SHAFT SUNK 400 TO 500 FT AND DEVELOPED ON FIVE LEVELS (KELLY, 1946). CDM REPORTS DESCRIBE WORKINGS AS 350-FT VERTICAL SHAFT WITH FIVE LEVELS 60 TO 80 FT TO VEIN. MAIN DRIFT DRIVEN 425 FT SW. 162-FT SHAFT INCLINED 70 DEG ON VEIN.

Comments on development

  • MINE ORIGINALLY WORKED FROM TUNNEL AND SMALL SHAFT. SEVERAL CARLOADS OF RICH AG-AU ORE WERE SHIPPED ABOUT 1878. AFTER HOUGH SOLD MINE, MAIN VERTICAL SHAFT SUNK. IN 1881, 15-STAMP CHLORINATION MILL BUILT ON HENSON CREEK TO HANDLE ORE; ORE WAS MILLED IN 1881 AND 1882, WITH LAST APPARENT PRODUCTION IN 1891.

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit DEPOSIT LIES TOWARD NORTH SIDE OF SAN JUAN-UNCOMPAHGRE CALDERA IN INFILL SEQUENCE CONSISTING OF BURNS MEMBER QUARTZ LATITE, PORPHYRITIC ANDESITE, AND HENSON MEMBER SANDSTONE. EXTENSIONS OF POLAR STAR VEIN CUTS PROPERTY AND TRENDS GENERALLY N 23 TO 27 E, 75 NE. NEAR-SURFACE ORE WAS MAINLY ARGENTITE AND RUBY SILVER. DEEPER IN SHAFT, ORE WAS PYRITIC AND LOWER GRADE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-1984 Schwochow, Stephen D. Colorado Geological Survey

Beyond USGS

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

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.