The Big Jim is a chromium mine located in Grant county, Oregon at an elevation of 4,560 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: 4,560 Feet (1,390 Meters)
Commodity: Chromium
Lat, Long: 44.37056, -118.74361
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.
Big Jim MRDS details
Site Name
Primary: Big Jim
Secondary: Marks-Thompson On Most Quads
Commodity
Primary: Chromium
Location
State: Oregon
County: Grant
Land Status
Not available
Holdings
Not available
Workings
Not available
Ownership
Owner Name: Haight, Clinton P.
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: Blue Mountain Section
Mineral Deposit Model
Not available
Orebody
Form: DISSEMINATED
Form: DISSEMINATED
Structure
Not available
Alterations
Not available
Rocks
Not available
Analytical Data
Analytical Data: 15 TO 25 % OF CHROMIC OXIDE
Materials
Gangue: Chalcedony
Comments
Comment (Reserve-Resource): IF MOVEMENT ON THE NORTHERN TRANSVERSE FAULT WERE NORMAL, SO THAT NORTHERN SEGMENT OF ORE BODY WAS DROPPED, THE TOTAL RESERVE MAY BE SEVERAL THOUSAND TONS.
Comment (Location): SW 1/4
Comment (Workings): TWO CASED AND CAPPED 6 DRILL HOLES ON MAIN BENCH. NO ORE SHIPPED SINCE MID 1980'S. SEVERAL SHALLOW CUTS; 20 FT. TUNNEL; ONE GLORY HOLE.
Comment (Geology): GEOL.DESC: AT LEAST THREE PROMINENT FAULTS CUT THE ORE BODY.
Comment (Deposit): SPOTTED CHROMITE WITH PLANAR AND LINEAR BANDING. PARALLEL TO WALLS OF ORE BODY
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): US BUREAU MINES, 1943, CHROMIUM, JOHN DAY DIST., GRANT CO., OR: WAR MINERALS REPORT 49, 30 PAGES.
Reference (Deposit): OR DEPT GEOL MIN IND, 1941, OR METAL MINES HANDBOOK: BULL 14-B, CANYON AREA, P 29.
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 6380
Reference (Reserve-Resource): THAYER, 1940 , P. 102 .
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.
