The Rowena Group is a silver and gold mine located in Lane 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
Rowena Group MRDS details
Site Name
Primary: Rowena Group
Secondary: Ravena?
Commodity
Primary: Silver
Primary: Gold
Secondary: Copper
Secondary: Zinc
Secondary: Lead
Location
State: Oregon
County: Lane
District: Blue River
Land Status
Administrative Organization: Willamette National Forest
Holdings
Not available
Workings
Not available
Ownership
Not available
Production
Not available
Deposit
Record Type: Site
Operation Category: Occurrence
Deposit Type: Vein
Operation Type: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
General Physiographic Area: Pacific Mountain System
Physiographic Province: Cascade-Sierra Mountains
Physiographic Section: Northern Cascade Mountains
Mineral Deposit Model
Not available
Orebody
Not available
Structure
Not available
Alterations
Not available
Rocks
Name: Andesite
Role: Associated
Age Type: Associated Rock
Age Young: Miocene
Name: Andesite
Role: Associated
Age Type: Host Rock Unit
Age Young: Miocene
Analytical Data
Analytical Data: 3-4.1 % ZN
Analytical Data: 5.2-7.6 % CU
Analytical Data: 7.0-9.63 OZ/TON AG
Analytical Data: ASSAYS REPORTED OF 0.03-0.80 OZ/TON AU
Materials
Ore: Pyrite
Ore: Chalcopyrite
Ore: Sphalerite
Gangue: Quartz
Comments
Comment (Workings): 750 FT. OF DEVELOPMENT IN TWO-ADITS NO PRODUCTION REPORTED
Comment (Geology): THE VEIN CONSISTS OF BRECCIATED, ALTERED TUFF WITH QUARTZ STRINGERS AND PARTLY LEACHED SULFIDES, MAINLY CHALCOPYRITE.
Comment (Location): EXTENDS INTO LINN COUNTY
Comment (Production): NO PRODUCTION REPORTED
References
Reference (Deposit): BROOKS, H.C. AND RAMP, L., 1968, GOLD AND SILVER IN OREGON; ODGMI BULL. 61, P. 303
Reference (Deposit): OREGON METAL MINES HANDBOOK, 1951, ODGMI BULL. 14-D, P. 50
Reference (Deposit): CALLAGHAN, E. AND BUDDINGTON, A.F., 1938, METALLIFEROUS MINERAL DEPOSITS OF THE CASCADE RANGE IN OREGON; USGS BULL. 893, P. 122
Oregon Gold
"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.
