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California · Alameda County

Newman Mine

Unconfirmed Chromium Mixed Underground / Surface

Key facts

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

Mine Location

Approximate Area

Open in Mine Map

Documented underground workings

Mindat locality description

A former Cr-Fe occurrence/mine located in the center S½ sec. 1, T4S, R3E, MDM, 5.0 km (3.1 mkiles) ENE of Mendenhall Springs and 12 miles East of Livermore, along the E canyon wall of Corral Hollow Creek. Owned by Mr Taylor, California (1974) and by F…

View full locality record on Mindat

View individual source records (3)

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

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

Operators / organizations

  • Woodsworth, F. · Source-reported owner · 1976

Commodities & minerals

Reported minerals

  • Chromite
  • Citrine
  • commodity:Chromium
  • Olivine
  • Pyroxene
  • Quartz
  • Serpentine
  • Uvarovite

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

Mindat

Type: Mineralogical locality database

Record: Mindat Locality: 26987

Supports:

  • locality identity
  • reported minerals (3)

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

View on Mindat

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