Records
272
Mariposa County Underground Mines
California · 272 underground-eligible records
Verified
2
Unconfirmed
270
With photos
0
Major commodities
- Gold · 235
- Copper · 26
- Zinc · 3
- Barium-Barite · 2
- Tungsten · 2
- Silver · 2
- Limestone · 1
- Manganese · 1
Working types (source)
- Underground · 126
- Other / unspecified · 102
- Mixed Underground/Surface · 44
Related mining districts
Mines in this county
Copper Queen I
California
Unconfirmed Copper
Cotton Creek
California
Unconfirmed Gold
Documented adit evidence
Crown Lead
California
Unconfirmed Gold
Historical mapped workings available
Del Oso
California
Unconfirmed Gold
Historical mapped workings available
Emma Ii
California
Unconfirmed Gold
Historical mapped workings available
Emmett
California
Unconfirmed Gold
Francis
California
Unconfirmed Gold
Historical mapped workings available
Garibaldi
California
Unconfirmed Gold
Gold Bug
California
Unconfirmed Gold
Documented adit evidence
Gold Star
California
Unconfirmed Gold
Historical mapped workings available
Golden Key Group
California
Unconfirmed Gold
Historical mapped workings available
Golden Virgin
California
Unconfirmed Gold
Historical mapped workings available
Granite King and Live Oak Buckeye, Billings
California
Unconfirmed Gold
Historical mapped workings available
Great Northern
California
Unconfirmed Copper
Documented shaft/adit evidence
Green Monster
California
Unconfirmed Copper
Historical mapped workings available
Hall
California
Unconfirmed Gold
Historical mapped workings available
Hasloe
California
Unconfirmed Gold
Historical mapped workings available
Heiser
California
Unconfirmed Copper
Herman Quartz
California
Unconfirmed Gold
Documented adit evidence
Hidden Treasure
California
Unconfirmed Gold
Horseshoe I
California
Unconfirmed Gold
Historical mapped workings available
Horseshoe Ii
California
Unconfirmed Gold
Documented adit evidence
Independence I
California
Unconfirmed Gold
Indian Peak Group
California
Unconfirmed Copper
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