Last Chance

The Last Chance is a mercury mine located in Josephine county, Oregon.

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: Last Chance  

State:  Oregon

County:  Josephine

Elevation:

Commodity: Mercury

Lat, Long: 42.35111, -123.74000

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 Last Chance

Last Chance MRDS details

Site Name

Primary: Last Chance


Commodity

Primary: Mercury


Location

State: Oregon
County: Josephine
District: Briggs Creek


Land Status

Land ownership: National Forest
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.
Administrative Organization: Siskiyou National Forest


Holdings

Not available


Workings

Not available


Ownership

Not available


Production

Not available


Deposit

Record Type: Site
Operation Category: Occurrence
Operation Type: Unknown
Discovery Year: 1941
Years of Production:
Organization:
Significant: N
Deposit Size: S


Physiography

General Physiographic Area: Pacific Mountain System
Physiographic Province: Pacific Border Province
Physiographic Section: Klamath Mountains


Mineral Deposit Model

Not available


Orebody

Not available


Structure

Type: L
Description: Serpentine - Gneiss Contact


Alterations

Alteration Type: L
Alteration Text: Serpentine Decomposed


Rocks

Name: Diorite
Role: Host
Age Type: Host Rock
Age Young: Late Jurassic


Analytical Data

Not available


Materials

Ore: Cinnabar


Comments

Comment (Workings): SEVERAL PROSPECT PITS, ALL CAVED

Comment (Deposit): RECORD NUMBER (M013475) HAS BEEN MERGED WITH THIS RECORD AND DELETED FROM THE OREGON FILE.

Comment (Commodity): GRADE IS LOW

Comment (Location): ON SOLDIER CREEK

Comment (Deposit): SHEAR ZONE IS SEVERAL FEET WIDE; ROCKS ARE SOFTENED HYDROTHERMALLY


References

Reference (Deposit): BROOKS, H. C., 1963, QUICKSILVER IN OREGON: OREGON DEPT. OF GEOLOGY AND MINERAL INDUSTRIES, BULL. 55, 223 P., P. 96

Reference (Deposit): MERCURY IN OREGON, 1965, USBM IC 8252

Reference (Deposit): RAMP, L. AND PETERSON, N. V., 1979, GEOLOGY AND MINERAL RESOURCES OF JOSEPHINE COUNTY, OREGON: ODGMI BULL. 100, TABLE 1 NO. 245


Oregon Gold

Where to Find Gold in Oregon

"Where to Find Gold in Oregon" 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 Oregon. Read more: Where to Find Gold in Oregon.