1. Mineral Resources
  2. Online Spatial Data
  3. Mineral Resource Data System (MRDS)

Dunkin Lode Mine and Dunkin Mine

Producer in Lake county in California, United States with commodity Mercury
Map
XML
JSON
KML
D
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. Nearby scientific data
  8. Economic information about the deposit and operations
  9. Mining district
  10. Ownership information
  11. Links to other databases
  12. Bibliographic references
  13. General comments
  14. Reporter information

Geologic information

Identification information

Deposit ID 10030642
MRDS ID M008916
Record type Site
Current site name Dunkin Lode Mine and Dunkin Mine
Related records 10235931

Geographic coordinates

Point of reference Centroid
Geographic coordinates: -122.63621, 38.70296 (WGS84)
Relative position Original record had no geographic coordinates; these coordinates were derived from the PLSS description provided.

Site location context

Political divisions (FIPS codes)

Lake(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Mount Saint Helena(quadrangle 1:24,000 scale)

Healdsburg(quadrangle 1:100,000 scale)

Santa Rosa(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lower Sacramento(hydrologic accounting unit)

Sacramento(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California Lake

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 010N 007W California

Commodities

Commodity Importance
Mercury Primary

Nearby scientific data

Centroid (1) -122.63621, 38.70296
ListMap

Economic information

Comments on the geologic information

  • GEOL.DESC: DUNKIN HAS EXHIBITED SPECIMENS OF NEEDLE POINT CINNABAR - A STRAWBERRY FORMATION IN QUARTZ AND SILICA CARBONATE - WHICH GLOWS WITH A MYRIAD OF MERCURY PINPOINTS OF BRILLIANCE OUTLINING THE ORE LYING FUSED IN IRREGULAR FORMATION AGAINST ITS QUARTZ BACKGROUND.

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Significant No

Mining district

District name Mayacmas

Ownership information

  • Type Operator
    Owner Dunkin Lode Mine
  • Type Owner
    Owner Fred Dunkin, Pacific Cinnabar Co.

Comments on the production information

  • 100 LB. HG TO TON OF CRUSHED ORE IN OPERATIONS IN 1965 (DUNKIN LODE)

Reference information

Bibliographic references

  • Deposit

    CALIF. MINING JOURNAL SEPTEMBER 1965, P.

General comments

Subject category Comment text
Deposit DUNKIN LODE IN OPERATION BY PAC. CINNABAR. ONLY EXPLORATORY WORK ON DUNKIN MINES.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-73 Gere, W. 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 California resources

These are landing pages for further research — the state agencies don't currently expose per-mine deep links.