The Tillite Claims is a molybdenum and copper mine located in Salt Lake county, Utah at an elevation of 9,400 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: 9,400 Feet (2,865 Meters)
Commodity: Molybdenum, Copper
Lat, Long: 40.58639, -111.61389
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.
Tillite Claims MRDS details
Site Name
Primary: Tillite Claims
Commodity
Primary: Molybdenum
Primary: Copper
Location
State: Utah
County: Salt Lake
District: Little Cottonwood District
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.
Holdings
Not available
Workings
Not available
Ownership
Not available
Production
Not available
Deposit
Record Type: Site
Operation Category: Occurrence
Operation Type: Unknown
Discovery Method: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
General Physiographic Area: Rocky Mountain System
Physiographic Province: Middle Rocky Mountains
Physiographic Detail: Wasatch Mountains
Mineral Deposit Model
Not available
Orebody
Not available
Structure
Type: R
Description: Uinta-Cottonwood Arch, Cordilleran Hingeline, Sevier Overthrust Belt
Alterations
Alteration Type: L
Alteration Text: Oxidation, Weak Propylitic, Limonitic Staining
Rocks
Name: Diorite
Role: Associated
Age Type: Associated Rock
Age Young: Oligocene
Name: Diorite
Role: Associated
Age Type: Associated Rock Unit
Age Young: Oligocene
Analytical Data
Not available
Materials
Ore: Chalcopyrite
Ore: Molybdenite
Gangue: Pyrite
Comments
Comment (Workings): ONE SHAFT SHOWN ON MAP. ONE ADIT LOCATED ADJACENT TO SHAFT. BOTH OPENINGS CALLASPED
Comment (Geology): PROSPECT LOCATED WITHIN THE ALTA STOCK, NONPORPHYRITIC PHASE. NO EVIDENCE OF PORPHYRY MOLYBDENUM SYSTEM PRESENT LIKE PHYLLIC ALTERATION OR QUARTZ VEINLETS
Comment (Location): TOWNSHIP IS UNSURVEYED ; INFO FROM LAND.ST :1973
Comment (Deposit): MOLYBDENITE AND CHALCOPYRITE LOCATED ALONG FRACTURES IN GRANODIORITE
References
Reference (Deposit): CALKINS, F.C., AND BUTLER, B.S., 1943, GEOLOGY AND ORE DEPOSITS OF THE COTTONWOOD-AMERICAN FORK AREA, UTAH: U.S. GEOLOGICAL SURVEY PROF. PAPER, NO. 201.
Reference (Deposit): BUTLER, B.S., LOUGHLIN, G.F., HEIKES, V.C., AND OTHERS, 1920, THE ORE DEPOSITS OF UTAH: U.S. GEOLOGICAL SURVEY PROF. PAPER, NO. 111.
Reference (Deposit): BAKER, A.A. CALKINS, F.C., CRITTENDEN, M.D., JR., AND BROMFIELD, C.S., 1966, GEOLOGIC MAP OF THE BRIGHTON QUADRANGLE, UTAH: U.S. GEOLOGICAL SURVEY GEOL. QUAD. MAP GQ-534
The Top Ten Gold Producing States
These ten states contributed the most to the gold production that built the West from 1848 through the 1930s. The Top Ten Gold Producing States.
