Patriquin Mine

The Patriquin Mine is a mercury mine located in Monterey county, California at an elevation of 2,799 feet.

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

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.

Site Name

Primary: Patriquin Mine
Secondary: Pitts
Secondary: Cholame - Parkfield
Secondary: Parkfield
Secondary: Franciscan
Secondary: Paloma Mining Co.

Commodity

Primary: Mercury

Location

State: California
County: Monterey
District: Parkfield (Patriquin Area)

Land Status

Not available

Holdings

Not available

Workings

Type: Surface/Underground

Ownership

Owner Name: Fred Harker
Years: 1960 -

Owner Name: Ray Hackney And Fred Kreider
Years: 1961 -

Production

Year: 1962
Time Period: To 1962
Material type: HG
Description: Cp_Grade: ^8 Lb/Ton

Deposit

Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Year First Production: 1873
Discovery Year: 1873
Years of Production:
Organization:
Significant: N
Deposit Size: S

Physiography

General Physiographic Area: Pacific Mountain System
Physiographic Province: Pacific Border Province
Physiographic Section: California Coast Ranges

Mineral Deposit Model

Not available

Orebody

Form: IRREGULAR

Structure

Type: R
Description: San Andreas Fault

Type: L
Description: Ne - Dipping Thrust Fault , Intersecting Faults

Alterations

Alteration Type: L
Alteration Text: Silica - Carbonate From Serpentine

Rocks

Not available

Analytical Data

Not available

Materials

Ore: Cinnabar
Gangue: Pyrite
Gangue: Metacinnabar
Gangue: Quartz
Gangue: Opal
Gangue: Chalcedony
Gangue: Barite
Gangue: Sulfur

Comments

Comment (Production): 45 LB/FT OF WORKINGS. PRODUCED SMALL AMOUNTS (LESS THAN 100 FL/YR) AT LEAST THROUGH 1965

Comment (Workings): UNDERGROUND WORKINGS CAVED (1959); GLORY HOLE BENCHED HAPHAZARDLY (1960)

Comment (Geology): SERPENTINE FORMS UPPER PLATE. { PIERCEMENTS OF ROCKS OF THE FRANCISCAN GROUP. CRETACEOUS SEDIMENTS AND MINOR AMOUNTS OF ROCKS OF MIOCENE AGE INTO ANTICLINE FORMED BY FOLDING A THICK SEQUENCE OF CRET. SEDIMENTS. PIERCEMENT LATER INTRUDED BY SERPENTINE IN POST - MIOCENE TIME.

Comment (Reserve-Resource): "VERY LITTLE ORE IS BELIEVED TO REMAIN IN THE MINE"

Comment (Development): ECON.COM: UNFAVORABLE STEEP FAULT; POSSIBLY WORKED OUT

Comment (Deposit): ONLY SIGNIFICANT MINE IN COUNTY. SOME FREE SULFUR AND METACINNABAR FOUND IN EARLY DAYS OF MINING ACTIVITY ; INFO.SRC : BAILEY E H

Comment (Location): NE/4 SEC. 2. SOUTH SLOPE OF MINE MOUNTAIN.

References

Reference (Deposit): HART, E. W., 1966, MINES AND MINERAL RESOURCES OF MONTEREY COUNTY, CALIFORNIA: CDMG COUNTY REPORT 6

Reference (Deposit): HOLMES, G. W., JR., 1965, MERCURY IN CALIFORNIA: IN USBM IC 8252.

Reference (Deposit): BAILEY, E. H., U.S.G.S. PERSONAL FILES

Reference (Production): BAILEY, USBM MINERALS YEARBOOKS

Reference (Reserve-Resource): BAILEY, 1942

California Gold

"Where to Find Gold in California" looks at the density of modern placer mining claims along with historical gold mining locations and mining district descriptions to determine areas of high gold discovery potential in California. Read more: Where to Find Gold in California.