USGS Mineral Resources Data System
Type: Historical mine record
Supports:
- mine identity
- development status
- commodities
- underground eligibility evidence
California · Kern County
Jenifer Mine
Unconfirmed Boron-Borates Underground 4 mapped shafts 1 mapped adit
Key facts
- State
- California
- County
- Kern
- Development status
- Past Producer
- Mine type
- Underground
- Primary commodity
- Boron-Borates
- Verification
- Unconfirmed
Mine Location
Approximate AreaDocumented underground workings
Mindat locality description
The Jenifer Mine is an old defunct underground B (Borates) workings located in sec. 23, T11N, R8W, SBM, about a mile from the main Baker Mine on the grounds of the U.S. Borax Mine. This locality was subhumed by the subsequent opening of the open pit mi…
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.
- 4 shaft symbols
- 1 adit symbol
- Shaft : Boron , 1954
- Shaft : Boron , 1954
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
- Arsenolite
- Borax
- commodity:Boron
- Inderite
- Kurnakovite
- Native Arsenic
- Realgar
- Tincalconite
View all 10 reported minerals
- Arsenolite
- Borax
- commodity:Boron
- Inderite
- Kurnakovite
- Native Arsenic
- Realgar
- Tincalconite
- Tunellite
- Ulexite
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 (4)
- mapped adit symbols (1)
Historical mapped features may no longer exist.
Mindat
Type: Mineralogical locality database
Record: Mindat Locality: 3439
Supports:
- locality identity
- reported minerals (10)
A Mindat locality match does not by itself establish underground workings.
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Documented shaft evidence
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