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  3. Mineral Resource Data System (MRDS)

Pittsburgh-Notaway Group

Past Producer in Gilpin county in Colorado, United States with commodities Gold, Copper, Silver, Lead, Zinc
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Commodities
  6. Materials information
  7. Mineral occurrence model information
  8. Host and associated rocks
  9. Nearby scientific data
  10. Economic information about the deposit and operations
  11. Mining district
  12. Land status
  13. Production statistics
  14. Links to other databases
  15. Bibliographic references
  16. Reporter information

Geologic information

Identification information

Deposit ID 10166780
MAS/MILS ID 0080470005
Record type Site
Current site name Pittsburgh-Notaway Group
Alternate or previous names Pittsburgh (Pittsburg), Notaway, West Notaway, East Notaway, Meeker

Geographic coordinates

Point of reference Geographic coordinates: Elevation UTM Precision Relative position Point location
Ore Body -105.5017, 39.78749 (WGS84) 2652
(click for info)
Ore Body -105.50198, 39.78749 (WGS84) 2652 10

Site location context

Political divisions (FIPS codes)

Gilpin(county)

Colorado(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Central City(quadrangle 1:24,000 scale)

Denver West(quadrangle 1:100,000 scale)

Denver(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Clear(hydrologic unit)

South Platte(hydrologic accounting unit)

South Platte(hydrologic subregion)

Missouri(hydrologic region)

Geographic areas

Country State County
United States Colorado Gilpin

Comments on the location information

  • The Pittsburgh-Notaway Group is about 1 mile SE of Central City on the north side of Russell Gulch, in E/2 E/2 sec. 13, T 3 S, R 73 W.

Commodities

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

Comments on the commodity information

  • The ore is rich in Au-Ag telluride, and also contains more copper than most mines in the area.

Materials information

Materials Type of material
Chalcocite Ore
Chalcopyrite Ore
Galena Ore
Sphalerite Ore
Sylvanite Ore
Tennantite Ore
Enargite Ore
Gold Ore
Pyrite Gangue
Quartz Gangue

Mineral occurrence model information

Model code 85
USGS model code 22c
Deposit model name Polymetallic veins
Mark3 model number 46
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 Host
    Rock type Metamorphic Rock > Gneiss
    Rock unit name Idaho Springs Formation
    Stratigraphic age (youngest) Paleoproterozoic
  • Host or associated Host
    Rock type Plutonic Rock > Pegmatite
    Stratigraphic age (youngest) Proterozoic
  • Host or associated Host
    Rock type Plutonic Rock > Porphyry
    Stratigraphic age (youngest) Tertiary

Nearby scientific data

Ore Body (1) -105.5017, 39.78749
ListMap
Ore Body (2) -105.50198, 39.78749
ListMap

Economic information

Comments on the geologic information

  • Veins of pyritic copper ore (Homestake and Pitttsburgh) and telluride ore (Notaway) strike NE and dip to the NW.

Economic information about the deposit and operations

Operation type Underground
Development status Past Producer
Commodity type Metallic
Significant No

Mining district

District name Central City District

Land status

Ownership category Private

Production statistics

  • Year 1909
    Period 1894-1909
    Material ore
    Ore mined 239.16mt
    Accuracy Accurate
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Trace Silver Silver 258
    Major Gold Gold 81g/mt
  • Year 1947
    Period 1902-1947
    Material ore
    Ore mined 133681.91mt
    Accuracy Accurate
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Trace Silver Silver 3384307.56g
    Trace Lead Lead 64266.32mt
    Trace Zinc Zinc 32520.3mt
    Major Copper Copper 68.23mt
    Major Gold Gold 1708358.69g

Comments on the production information

  • Total production from 1902 to 1954: gold - 85,000 oz., silver - 185,000 oz., copper - 2,900,000 lb., plus small amounts of lead and zinc. In addition, a modest amount was produced before 1902.

Reference information

Bibliographic references

  • Deposit

    MINE MAP REPO # 408287,409056 AND OTHERS UNDER EXPLORATION

  • Deposit

    BY EARTH SCIENCES INC. ; REF: MAS FILE-USGS PROF PAPER 223 P

  • Deposit

    Sims, P. K., Drake, A. A., Jr., and Tooker, E. W., 1963, Economic geology of the Central City district, Gilpin County, Colorado: U.S. Geological Survey Professional Paper 359, 231 p.

  • Deposit

    Sunshine Mining Co. Colorado exploration files, unpublished data, Colorado Geological Survey.

Reporter information

Type Date Name Affiliation Comment
Reporter 24-FEB-93 Intermountain Field Operations Center (IFOC) U.S. Bureau of Mines
Updater 13-JAN-06 Beach, Richard A. Colorado Geological Survey
Updater 07-JUN-07 Melton, Greg U.S. 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.