Qualla and Young Sampson Lodes

Occurrence in Jefferson county in Colorado, United States with commodities Copper, Lead, Zinc, Silver, Gold
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. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10013745
MRDS ID D010206
Record type Site
Current site name Qualla and Young Sampson Lodes

Geographic coordinates

Geographic coordinates: -105.18669, 39.51638 (WGS84)
Elevation 2146
Location accuracy 2000(meters)
Relative position 1.4 MILES N 50 E FROM CRITCHELL

Site location context

Political divisions (FIPS codes)

Jefferson(county)

Colorado(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Indian Hills(quadrangle 1:24,000 scale)

Denver West(quadrangle 1:100,000 scale)

Denver(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper South Platte(hydrologic unit)

South Platte(hydrologic accounting unit)

South Platte(hydrologic subregion)

Missouri(hydrologic region)

Geographic areas

Country State County
United States Colorado Jefferson

Public Land Survey System information

Meridian Township Range Section Fraction State
6th Principal 006S 070W 23,24,26 Colorado

Comments on the location information

  • ALONG DEER CREEK AT DEERMONT. ORIGINAL CRIB RECORD GIVES THREE SECTIONS. ELEV AND LAT-LONG GIVEN ARE FOR COMMON SECTION CORNER. ; INFO FROM LAND.ST :(1975)

Commodities

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

Comments on the commodity information

  • NARAMORE CITES ONLY CU; BRYANT AND OTHERS LIST OTHER METALS AS GENERAL OCCURRENCES IN QUADRANGLE

Materials information

Materials Type of material
Chalcopyrite Ore
Galena Ore
Malachite Ore
Sphalerite Ore

Analytical data

Result BRYANT AND OTHERS (1973) STATE THAT SEMIQUANTITATIVE SPECTROGRAPHIC ANALYSES FROM DUMP SAMPLES IN GENERAL AREA CONTAINED AS MUCH AS 2% CU, 1.5% PB, 2% ZN, 3 OZ/TON AG, AND TRACE AU.

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Pegmatite
    Rock unit name Coarse-Grained Pegmatite
    Rock description Coarse-Grained Pegmatite
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
    Stratigraphic age (youngest) Neoproterozoic
  • Host or associated Host
    Rock type Metamorphic Rock > Gneiss
    Rock unit name Biotite Gneiss;Felsic Gneiss
    Rock description Biotite Gneiss;Felsic Gneiss
  • Host or associated Host
    Rock type Metamorphic Rock > Amphibolite

Nearby scientific data

(1) Biotitic gneiss, schist, and migmatite

Economic information

Geologic structures

Type of structure Regional
Structure description Front Range Uplift
Type of structure Local
Structure description Floyd Hill Fault Zone, Unnamed Overturned Synclines

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Critchell Area

Land status

Ownership category Federal

Comments on development

  • NARAMORE STATES THAT DEVELOPMENT WORK FOR CU WAS BEING DONE ON PROPERTY IN 1906.

Reference information

Bibliographic references

  • Deposit

    BRYANT, BRUCE, AND OTHERS, 1973, GEOLOGIC MAP OF THE INDIAN HILLS QUADRANGLE, JEFFERSON COUNTY, COLORADO: USGS MAP GQ-1073.

  • Deposit

    NARAMORE, CHESTER, 1907, GOLD AND SILVER--COLORADO: USGS MINERAL RESOURCES OF US, 1906, P. 220.

General comments

Subject category Comment text
Deposit GENERAL OCCURRENCES IN AREA LIE IN RUST-WEATHERING CALC-SILICATE ROCKS AND ON SHEARS ASSOCIATED WITH FLOYD HILL FAULT ZONE.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-FEB-1983 Schwochow, Stephen D. Colorado Geological Survey
Updater 01-MAY-1993 Spanski, Gregory T. U.S. Geological Survey

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.