New Almaden Placers & Dumps

The New Almaden Placers & Dumps is a mercury mine located in Santa Clara county, California at an elevation of 518 feet.

About the MRDS Data:

All mine locations were obtained from the USGS Mineral Resources Data System. The locations and other information in this database have not been verified for accuracy. It should be assumed that all mines are on private property.

Mine Info

Name: New Almaden Placers & Dumps  

State:  California

County:  Santa Clara

Elevation: 518 Feet (158 Meters)

Commodity: Mercury

Lat, Long: 37.17278, -121.82556

Map: View on Google Maps

Satelite View

MRDS mine locations are often very general, and in some cases are incorrect. Some mine remains have been covered or removed by modern industrial activity or by development of things like housing. The satellite view offers a quick glimpse as to whether the MRDS location corresponds to visible mine remains.

Satelite image of the New Almaden Placers & Dumps

New Almaden Placers & Dumps MRDS details

Site Name

Primary: New Almaden Placers & Dumps
Secondary: New Almaden District


Primary: Mercury


State: California
County: Santa Clara
District: New Almaden District

Land Status

Land ownership: Private
Note: the land ownership field only identifies whether the area the mine is in is generally on public lands like Forest Service or BLM land, or if it is in an area that is generally private property. It does not definitively identify property status, nor does it indicate claim status or whether an area is open to prospecting. Always respect private property.


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Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Years of Production:
Significant: N


General Physiographic Area: Pacific Mountain System
Physiographic Province: Pacific Border Province
Physiographic Section: California Coast Ranges

Mineral Deposit Model

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Analytical Data

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Reference (Deposit): Davis, F.F., and Jennings, C.W., 1954, Mines and mineral resources of Santa Clara County, California: CALIFornia JOURnal of MINES and GEOlogy, V. 50, NO.2, APR. 1954, P.420, and pl. 2, #26.
Pages: P.420, and pl. 2, #26.

Reference (Deposit): Bailey and Everhart, 1964, USGS PP-360, pl. 1.
Pages: pl. 1.

California Gold

Where to Find Gold in California

"Where to Find Gold in California" looks at the density of modern placer mining claims along with historical gold mining locations and mining district descriptions to determine areas of high gold discovery potential in California. Read more: Where to Find Gold in California.