USGS Mineral Resources Data System
Type: Historical mine record
Supports:
- mine identity
- development status
- commodities
- underground eligibility evidence
California · Kern County
Mudd Mine
Unconfirmed Boron-Borates Underground 5 mapped shafts
Key facts
- State
- California
- County
- Kern
- Development status
- Past Producer
- Mine type
- Underground
- Primary commodity
- Boron-Borates
- Verification
- Unconfirmed
Also known as
- Western ShaftWestern
Mine Location
Approximate AreaDocumented underground workings
Mindat locality description
A former B (borate) occurrence/mine located in sec. 24, T11N, R8W, 1.9 km (1.18 mi) ESE of West Baker (an historical populated place) and 4.6 km (2.86 mi) NNW of Boron, SE of the open pit mine (located claim). The Mudd family owned the deposit. MRDS da…
Additional documented workings
-
Shaft
— documented in 2 source records.
USGS Historical Topographic Mine Features
Historical mapped workings
USGS historical topographic mapping. Features may no longer exist.
- 5 shaft symbols
- Shaft : Boron , 1973
- Shaft : Boron , 1973
View individual source records (4)
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.
- 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.
History & operations
Historical record
- Development status: Past Producer
Commodities & minerals
Reported minerals
- Biotite
- Calcite
- Chlorite Group
- commodity:Boron
- Dolomite
- Gerstleyite
- Greigite
- Kernite
View all 11 reported minerals
- Biotite
- Calcite
- Chlorite Group
- commodity:Boron
- Dolomite
- Gerstleyite
- Greigite
- Kernite
- Montmorillonite
- Sassolite
- Searlesite
Access & recent conditions
- Land
- unknown
Community reports
No community field reports yet.
I Visited This MineSources & evidence
USGS Historical Topographic Mine Features
Type: Historical mapped physical features
Dataset: DOI 10.5066/P9TAALR6
Supports:
- mapped shaft symbols (5)
Historical mapped features may no longer exist.
Mindat
Type: Mineralogical locality database
Record: Mindat Locality: 29611
Supports:
- locality identity
- reported minerals (11)
A Mindat locality match does not by itself establish underground workings.
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