The Horse Heaven Mine is a mercury mine located in Jefferson county, Oregon at an elevation of 3,251 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: 3,251 Feet (991 Meters)
Commodity: Mercury
Lat, Long: 44.71457, -120.50808
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.
Horse Heaven Mine MRDS details
Site Name
Primary: Horse Heaven Mine
Commodity
Primary: Mercury
Tertiary: Antimony
Tertiary: Arsenic
Location
State: Oregon
County: Jefferson
District: Horse Heaven District
Land Status
Not available
Holdings
Not available
Workings
Type: Unknown
Ownership
Owner Name: Horse Heaven Mines, Inc.
Owner Name: Big Muddy Ranch Co.
Percent: 99.00
Home Office: Oregon
Info Year: 1979
Owner Name: Cordero Mining Co.
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Underground
Year First Production: 1934
Discovery Year: 1933
Discovery Method: Ore-Mineral In Place
Years of Production:
Organization:
Significant: Y
Deposit Size: M
Physiography
General Physiographic Area: Intermontane Plateaus
Physiographic Province: Columbia Plateau
Physiographic Section: Walla Walla Plateau
Physiographic Detail: Ochoco Mountains
Mineral Deposit Model
Not available
Orebody
Form: IRREGULAR
Structure
Type: L
Description: Autobrecciated Biotite Rhyolite Plug
Alterations
Alteration Type: L
Alteration Text: Andesite Altered To Clay And Carbonates
Rocks
Name: Rhyolite
Role: Associated
Age Type: Associated Rock
Age Young: Paleocene
Name: Rhyolite
Role: Associated
Age Type: Host Rock
Age Young: Paleocene
Analytical Data
Not available
Materials
Ore: Cinnabar
Ore: Mercury
Ore: Metacinnabar
Ore: Stibnite
Ore: Marcasite
Gangue: Gypsum
Gangue: Montmorillonite
Comments
Comment (Workings): MINE OPENED BY 10 LEVELS AND SEVERAL SUB LEVELS.
Comment (Geology): ANDESITE AND RHYOLITIC LAPILLI TUFF ARE POST CLARNO IN AGE.
Comment (Deposit): RECORDS (M055197) AND (W017065) MERGED WITH THIS RECORD AND DELETED FROM OREGON FILE.
References
Reference (Deposit): 1942 GEOLMAP WATERS AND OTHERS, USGS BULL. 969-E.
Reference (Production): BROOKS, H.C. 1963, P. 119.
Reference (Deposit): SCHUETTE, C.N. 1938, QUICKSILVER IN OREGON: OREGON DEPT. GEOL. AND MIN. IND. BULL. 4, P. 89-97.
Reference (Deposit): BROOKS, H.C., 1963, QUICKSILVER IN OREGON: OREGON DEPT. GEOL. AND MIN. IND. BULL. 55, P. 119-121.
Reference (Deposit): WATERS, A.C., BROWN, R.E., COMPTON, R.R., STAPLES, L.W., WALKER, G.W., AND WILLIAMS, HOWELL, 1951, QUICKSILVER DEPOSITS OF THE HORSE HEAVEN MINING DISTRICT, OREGON: USGS BULL. 969-E, P. 106.
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.
