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Arizona · Pinal County

Green Rock Claims

Unconfirmed Copper Mixed Underground / Surface 6 mapped shafts

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Key facts

State
Arizona
County
Pinal
Development status
Past Producer
Mine type
Mixed underground / surface
Primary commodity
Copper
Verification
Unconfirmed

Mine Location

Approximate Area

Open in Mine Map

Documented underground workings

Mindat locality description

A former surface and underground Cu mine/claims located in the SW¼ (NE¼ per MRDS) sec. 4, T4S, R11E (North Butte 7.5 minute topo map), about 2 miles W of North Butte and about ¾ mile N of the Gila River, on private land. Owned by Tom Gray and Percy Bak…

View full locality record on Mindat

Additional documented workings

  • Shaft — documented in 3 source records.
    USGS Historical Topographic Mine Features

Historical mapped workings

USGS historical topographic mapping. Features may no longer exist.

  • 6 shaft symbols
  • Shaft : North Butte , 1964
  • Shaft : North Butte , 1964
  • Shaft : North Butte , 1964
View individual source records (5)

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

  • Shaft
    Mapped on historical USGS topographic data (Mine Shaft). 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.
  • Shaft
    Mapped on historical USGS topographic data (Mine Shaft). 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.

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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

  • Gray,Tom And Percy Baker · Source-reported owner · 1947

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 (6)

Historical mapped features may no longer exist.

Dataset information

Mindat

Type: Mineralogical locality database

Record: Mindat Locality: 68629

Supports:

  • locality identity

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

View on Mindat

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