Pitsburg 1-2

The Pitsburg 1-2 is a gold and silver mine located in Grant county, Oregon at an elevation of 4,800 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

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.

Site Name

Primary: Pitsburg 1-2
Secondary: Last Chance 1-3
Secondary: Guernsey
Secondary: Fraction
Secondary: Miller Mtn Mine On Quad Sheet

Commodity

Primary: Gold
Primary: Silver
Tertiary: Manganese
Tertiary: Copper

Location

State: Oregon
County: Grant
District: Canyon

Land Status

Not available

Holdings

Not available

Workings

Not available

Ownership

Owner Name: Sheedy, David C.

Production

Not available

Deposit

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

Physiography

General Physiographic Area: Intermontane Plateaus
Physiographic Province: Columbia Plateau
Physiographic Section: Walla Walla Plateau

Mineral Deposit Model

Not available

Orebody

Not available

Structure

Not available

Alterations

Not available

Rocks

Name: Gabbro
Role: Associated
Age Type: Host Rock
Age Young: Late Triassic

Name: Gabbro
Role: Associated
Age Type: Host Rock Unit
Age Young: Late Triassic

Name: Gabbro
Role: Associated
Age Type: Associated Rock
Age Young: Late Permian

Analytical Data

Analytical Data: GOLD IS MOSTLY FREE , GOLD TO SILVER RATIO IS REPORTEDLY HIGH

Materials

Ore: Malachite
Ore: Pyrite
Gangue: Quartz
Gangue: Calcite

Comments

Comment (Workings): 6 ADITS, 4000 FT WORKINGS, STOPED TO SURFACE, TEST PITS, TAILINGS FROM 10-STAMP MILL

Comment (Production): UNKNOWN, PROBABLY NOT LESS THAN $30,000 NOR MORE THAN $100,000 . TEN STAMP MILL OPERATED INTERMITTENTLY UP TO WORLD WAR II.

Comment (Deposit): TWO VEINS; ONE STRIKES N 45 - 65 W AND DIPS 75 - 85 NE; OTHER STRIKES N 65 W AND DIPS 45 - 50 NE.

Comment (Geology): GEOL.DESC: GOLD OCCURS IN SMALL QUARTZ SEAMS AND FREQUENTLY IN POCKETS. SHEARING IS VERY PRONOUNCED THROUGHOUT MOST OF THE LENGTH OF THE VEINS.

Comment (Location): NE 1/4, ON THE NORTHEAST SLOPE OF MILLER MOUNTAIN.; PREVIOUS QUAD DESIGNATION = JOHN DAY 1:24000

References

Reference (Deposit): BROWN, C. E., THAYER, T. P., 1966, GEOLOGIC MAP OF THE CANYON CITY QUADRANGLE, NE OR: U. S. GEOLOGICAL SURVEY, MISC. INVEST. MAP I-447.

Reference (Deposit): BROOKS, H. C., RAMP, L., 1968, GOLD AND SILVER IN OR: OR DEPT GEOL MIN IND , BULL 61, CANYON AREA, P 147

Reference (Deposit): OR DEPT. GEOL. MIN. IND., 1941, OR METAL MINES HANDBOOK: BULLETIN NO. 14-B, CANYON AREA, PAGE 17-39.

Reference (Deposit): SWARTLEY, A. M., 1914, ORE DEPOSITS OF NE OR: OR BUREAU MINES AND GEOL., VOLUMN 1, NUMBER 8, CANYON AREA, PAGE 200-209.

Reference (Deposit): LINDGREN, W., 1901, THE GOLD BELT OF THE BLUE MOUNTAINS OF OR: 22ND ANNUAL-REPORT, U. S. GEOLOGICAL SURVEY, PART 2, PAGE 551-776.

Reference (Other Database): BLM ORMC 24291-24292 24293-24295

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.