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Nevada · Mineral County

Costa Prospect

Unconfirmed Mercury Mixed Underground / Surface 3 mapped shafts 1 mapped adit

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Key facts

State
Nevada
County
Mineral
Mining district
Bell District
Development status
Past Producer
Mine type
Mixed underground / surface
Primary commodity
Mercury
Verification
Unconfirmed

Also known as

  • Low Prospect, Lou, Murphy Lease, Red Cap, Finger Rock?

Mine Location

Approximate Area

Open in Mine Map

Documented underground workings

Mindat locality description

Structure: Fault Alteration: Silicification Of Rhyolite, Argillization Of Andesite Ore(s): Along A Vertical North-Trending Fault.

View full locality record on Mindat

Additional documented workings

  • Adit — documented in 1 source record.
    USGS Historical Topographic Mine Features
  • Shaft — documented in 1 source record.
    USGS Historical Topographic Mine Features

Historical mapped workings

USGS historical topographic mapping. Features may no longer exist.

  • 3 shaft symbols
  • 1 adit symbol
  • Shaft : Simon , 1979
  • Adit : Simon , 1979
View individual source records (4)

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

  • Adit
    Mapped on historical USGS topographic data (Adit). Historical map features may no longer exist in the field.
  • Shaft
    Mapped on historical USGS topographic data (Mine Shaft). Historical map features may no longer exist in the field.
  • 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: Past Producer

Operators / organizations

  • J. Costa · Source-reported owner

Commodities & minerals

Reported minerals

  • Pyrite
  • Cinnabar
  • Andesite
  • Cinnabar
  • commodity:Gold
  • commodity:Mercury
  • Pyrite
  • Rhyolite

Access & recent conditions

Land
unknown

Community reports

No community field reports yet.

I Visited This Mine

Sources & evidence

USGS Mineral Resources Data System

Type: Historical mine record

Supports:

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

USGS Historical Topographic Mine Features

Type: Historical mapped physical features

Dataset: DOI 10.5066/P9TAALR6

Supports:

  • mapped shaft symbols (3)
  • mapped adit symbols (1)

Historical mapped features may no longer exist.

Dataset information

Mindat

Type: Mineralogical locality database

Record: Mindat Locality: 431629

Supports:

  • locality identity
  • reported minerals (6)

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

View on Mindat

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