The Metropolitan Portal Rock Stockpile is a magnesite mine located in Riverside county, California at an elevation of 1,650 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
Elevation: 1,650 Feet (503 Meters)
Commodity: Magnesite
Lat, Long: 33.9028, -116.78280
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.
Metropolitan Portal Rock Stockpile MRDS details
Site Name
Primary: Metropolitan Portal Rock Stockpile
Commodity
Primary: Magnesite
Location
State: California
County: Riverside
Land Status
Land ownership: Unknown
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.
Holdings
Type: Unknown
Workings
Type: Surface
Ownership
Owner Name: L. S Hauley Corp And Paul Hubbo Construction Co
Company ID: 404451
Home Office: California
Info Year: 1980
Production
Not available
Deposit
Record Type: Site
Operation Category: Plant
Plant Type: Refiner
Plant Subtype: Refiner-Pyrometallurgy
Operation Type: Surface
Mining Method: Unknown
Year First Production: 1976
Discovery Year: 1960
Years of Production:
Organization:
Significant: N
Physiography
General Physiographic Area: Pacific Mountain System
Physiographic Province: Pacific Border Province
Physiographic Section: Los Angeles Ranges
Mineral Deposit Model
Not available
Orebody
Not available
Structure
Not available
Alterations
Not available
Rocks
Not available
Analytical Data
Not available
Materials
Not available
Comments
Comment (Location): MSHA LOCAT: CABAZON EXIT OFF I-10 TO BROADWAY GO TO ESPANOZA AVE. AND ON TO MINE.
References
Reference (Deposit): MSHA RPT DATED SEPT 1980.
California Gold
"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.
