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Arizona · Pinal County

Rainbow Group

Unconfirmed Tungsten Underground 3 mapped shafts 4 mapped adits

Key facts

State
Arizona
County
Pinal
Development status
Past Producer
Mine type
Underground
Primary commodity
Tungsten
Verification
Unconfirmed

Also known as

  • Clark Claims, Clark Prospect

Mine Location

Approximate Area

Open in Mine Map

Documented underground workings

  • Adit — documented in 2 source records.
    USGS Historical Topographic Mine Features

Historical mapped workings

USGS historical topographic mapping. Features may no longer exist.

  • 3 shaft symbols
  • 4 adit symbols
  • Adit : Pinal Ranch , 1948
  • Adit : Pinal Ranch , 1948
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.
  • 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): Underground
  • MRDS oper_type documents existing underground operation (dev_stat=Past Producer): Underground · oper_type

Verification

Unconfirmed

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

Why it's listed

USGS source data documents underground workings for this record.

View sources & evidence

History & operations

Historical record

  • Development status: Past Producer

Operators / organizations

  • Clark, Yulee S. · Source-reported owner · 1965

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 shaft symbols (3)
  • mapped adit symbols (4)

Historical mapped features may no longer exist.

Dataset information

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