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California · Inyo County

Thin Dime Prospect

Unconfirmed Copper Mixed Underground / Surface

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Key facts

State
California
County
Inyo
Mining district
Argus
Development status
Occurrence
Mine type
Mixed underground / surface
Primary commodity
Copper
Verification
Unconfirmed

Mine Location

Approximate Area

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Documented underground workings

Mindat locality description

A Cu-Fe-silica occurrence located 3.0 km (1.8 miles) SW of Mountain Spring (0.7 mile SE of the mouth of Mountain Springs Canyon), on military reservation land (China Lake Naval Ordnance Test Station). Discovered by Oliver Hopkins, Wm. J. Lange in 1938…

View full locality record on Mindat

View individual source records (2)

Every underlying record used to build the summary above, for research/verification use.

  • USGS MRDS working type: Surface/Underground
  • MRDS work_type documents underground workings: Surface/Underground · work_type

Verification

Unconfirmed

Source records support underground workings, but UndergroundMines has not yet independently verified this mine.

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Why it's listed

Source records document both underground and surface mining.

View sources & evidence

History & operations

Historical record

  • Development status: Occurrence

Commodities & minerals

Reported minerals

  • Limonite
  • Quartz
  • Bornite
  • Bornite
  • Limonite
  • Quartz

Access & recent conditions

Land
unknown

Community reports

No community field reports yet.

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Sources & evidence

USGS Mineral Resources Data System

Type: Historical mine record

Supports:

  • mine identity
  • development status
  • commodities
  • underground eligibility evidence

Mindat

Type: Mineralogical locality database

Record: Mindat Locality: 79509

Supports:

  • locality identity
  • reported minerals (3)

A Mindat locality match does not by itself establish underground workings.

View on Mindat

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