Safety: Historic mine sites can be hazardous. Never enter abandoned workings without qualified supervision. Read full notice

California · Tulare County

Pioneer Mine

Unconfirmed Tungsten Mixed Underground / Surface 7 mapped adits

Key facts

State
California
County
Tulare
Development status
Past Producer
Mine type
Mixed underground / surface
Primary commodity
Tungsten
Verification
Unconfirmed

Also known as

  • Goodhope Mine, Good Hope

Mine Location

Approximate Area

Open in Mine Map

Documented underground workings

  • Adit — documented in 5 source records.
    USGS Historical Topographic Mine Features

Historical mapped workings

USGS historical topographic mapping. Features may no longer exist.

  • 7 adit symbols
  • Adit : Kaweah , 1957
  • Adit : Dennison Peak , 1986
  • Adit : Dennison Peak , 1986
  • Adit : Dennison Peak , 1986
  • Adit : Kaweah , 1957
View individual source records (7)

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.
  • Adit
    Mapped on historical USGS topographic data (Adit). Historical map features may no longer exist in the field.
  • Adit
    Mapped on historical USGS topographic data (Adit). Historical map features may no longer exist in the field.
  • Adit
    Mapped on historical USGS topographic data (Adit). Historical map features may no longer exist in the field.
  • Adit
    Mapped on historical USGS topographic data (Adit). Historical map features may no longer exist in the field.
  • Derived from MRDS oper_type (existing operation): Surface-Underground
  • MRDS oper_type documents existing underground operation (dev_stat=Past Producer): Surface-Underground · oper_type

Verification

Unconfirmed

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

Why it's listed

Source records document both underground and surface mining.

View sources & evidence

History & operations

Historical record

  • Development status: Past Producer

Commodities & minerals

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 adit symbols (7)

Historical mapped features may no longer exist.

Dataset information

Related underground mines

Baker Lease

California · Tulare County

Unconfirmed Tungsten Past Producer

Bull Point Mine

California · Tulare County

Unconfirmed Tungsten Past Producer

Documented adit evidence

Blossom Peak

California · Tulare County

Unconfirmed Tungsten Past Producer