Park District

The Park District is a silver, copper, and lead mine located in Hinsdale county, Colorado.

About the MRDS Data:

All mine locations were obtained from the USGS Mineral Resources Data System. The locations and other information in this database have not been verified for accuracy. It should be assumed that all mines are on private property.

Mine Info

Name: Park District  

State:  Colorado

County:  Hinsdale

Elevation:

Primary Mineral: Silver, Copper, Lead

Lat, Long: 37.9431, -107.49810

Map: View on Google Maps

Satelite View

MRDS mine locations are often very general, and in some cases are incorrect. Some mine remains have been covered or removed by modern industrial activity or by development of things like housing. The satellite view offers a quick glimpse as to whether the MRDS location corresponds to visible mine remains.


Satelite image of the Park District

Park District MRDS details

Site Name

Primary: Park District
Secondary: Whitecross District


Commodity

Primary: Silver
Primary: Copper
Primary: Lead
Secondary: Gemstone
Secondary: Gold
Tertiary: Manganese
Tertiary: Antimony
Tertiary: Bismuth
Tertiary: Zinc
Tertiary: Molybdenum


Location

State: Colorado
County: Hinsdale
District: WHITECROSS DISTRICT


Land Status

Not available


Holdings

Not available


Workings

Not available


Ownership

Owner Name: RESERVE MINERAL CORP.
Home Office: COLORADO SPRINGS
Info Year: 1976

Owner Name: HUBERT L. GREENBACK
Home Office: VALLEY CENTER, KS
Info Year: 1976


Production

Not available


Deposit

Record Type: District
Operation Category: Producer
Deposit Type: VEIN, REPLACEMENT
Operation Type: Unknown
Year First Production: 1870
Year Last Production: 1974
Discovery Year: 1870
Years of Production:
Organization:
Significant:


Physiography

Not available


Mineral Deposit Model

Not available


Orebody

Not available


Structure

Type: R
Description: SAN JUAN VOLCANIC FIELD, SAN JUAN DEPRESSION

Type: L
Structure: CALDERA
Description: SAN JUAN-UNCOMPAHGRE CALDERAS, LAKE CITY CALDERA, SILVERTON CALDERA, EUREKA GRABEN


Alterations

Alteration Type: L
Alteration: HYDROTHERMAL
Alteration Text: ALTHOUGH OVERALL ALTERATION EFFECTS IN DISTRICT ARE VARIABLE DUE TO SUPERPOSITION OF SURFICIAL ALTERATION ON HYDROTHERMAL AND TO VARIABILITY OF ROCK TYPES, KRASOWSKI (1976) SUMMARIZED GENERAL ALTERATION SEQUENCE AROUND QUARTZ VEIN CUTTING PRECAMBRIAN GRANITE: (1) VEIN, CONSISTING OF MASSIVE QUARTZ AND SOME APORADIC DISSEMINATED OYRITE, SURROUNDED BY SILICIC ZONE (WITH SULFIDES) EXTENDING 1 TO 5 FT INTO NINBRECCIATED ROCK, ALTHOUGH QUARTZ-SERICITE MAY OCCUR ADJACENT TO QUARTZ VEIN IN PLACE OF SILICIFICATION; (2) IN SOME DEPOSITS, SILICIC ZONE MAY GRADE DIRECTLY INTO SERICITE ZONE AVERAGING 5 FT WIDE, GRADING INTO (3) ARGILLIC ZONE CHARACTERIZED BY INTENSE ALTERATION OF PLAGIOCLASE AND K FELDSPAR TO CLAYS, OCCASIONALLY VERY NONUNIFORM IN BRECCIA ZONES, GRADING INTO (4) PROPYLITIC ZONE OF MORE REGIONAL EXTENT AND ASSOCIATED MOSTLY WITH EARLIER PERIODS OF MINERALIZATION, CHARACTERIZED BY QUARTZ-CARBONATE-CHLORITE ASSEMBLAGE CHANGING AT DEPTH TO QUARTZ-CARBONATE-ALBITE-EPIDOTE-CHLORITE, AND BY ALTERATION OF MAFIC MINERALS TO CHLORITE, EPIDOTE, SERICITE, AND OPAQUES (MAGNETITE, PYRITE, RARE CHALCOPYRITE, ALTERATION OF PLAGIOCLASE TO EPIDOTE CLAYS, AND CARBONATE (CALCITE?), AND ALTERATION OF K FELDSPAR TO CLAY AND EPIDOTE.ALTHOUGH OVERALL ALTERATION EFFECTS IN DISTRICT ARE VARIABLE DUE TO SUPERPOSITION OF SURFICIAL ALTERATION ON HYDROTHERMAL AND TO VARIABILITY OF ROCK TYPES, KRASOWSKI (1976) SUMMARIZED GENERAL ALTERATION SEQUENCE AROUND QUARTZ VEIN CUTTING PRECAMBRIAN GRANITE: (1) VEIN, CONSISTING OF MASSIVE QUARTZ AND SOME APORADIC DISSEMINATED OYRITE, SURROUNDED BY SILICIC ZONE (WITH SULFIDES) EXTENDING 1 TO 5 FT INTO NINBRECCIATED ROCK, ALTHOUGH QUARTZ-SERICITE MAY OCCUR ADJACENT TO QUARTZ VEIN IN PLACE OF SILICIFICATION; (2) IN SOME DEPOSITS, SILICIC ZONE MAY GRADE DIRECTLY INTO SERICITE ZONE AVERAGING 5 FT WIDE, GRADING INTO (3) ARGILLIC ZONE CHARACTERIZED BY INTENSE ALTERATION OF PLAGIOCLASE AND K FELDSPAR TO CLAYS, OCCASIONALLY VERY NONUNIFORM IN BRECCIA ZONES, GRADING INTO (4) PROPYLITIC ZONE OF MORE REGIONAL EXTENT AND ASSOCIATED MOSTLY WITH EARLIER PERIODS OF MINERALIZATION, CHARACTERIZED BY QUARTZ-CARBONATE-CHLORITE ASSEMBLAGE CHANGING AT DEPTH TO QUARTZ-CARBONATE-ALBITE-EPIDOTE-CHLORITE, AND BY ALTERATION OF MAFIC MINERALS TO CHLORITE, EPIDOTE, SERICITE, AND OPAQUES (MAGNETITE, PYRITE, RARE CHALCOPYRITE, ALTERATION OF PLAGIOCLASE TO EPIDOTE CLAYS, AND CARBONATE (CALCITE?), AND ALTERATION OF K FELDSPAR TO CLAY AND EPIDOTE.


Rocks

Not available


Analytical Data

Not available


Materials

Not available


Comments

Not available


References

Not available