The Petty Creek Quartz is a silica mine located in Mineral county, Montana at an elevation of 3,638 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: 3,638 Feet (1,109 Meters)
Commodity: Silica
Lat, Long: 46.89944, -114.46167
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.
Petty Creek Quartz MRDS details
Site Name
Primary: Petty Creek Quartz
Secondary: White Cap Quartz Deposit
Commodity
Primary: Silica
Location
State: Montana
County: Mineral
District: (Unorganized)
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
Owner Name: L. Teller, Hamilton, Mt And M. Longpre
Production
Not available
Deposit
Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Discovery Method: Ore-Mineral In Place
Years of Production:
Organization:
Significant: N
Deposit Size: S
Physiography
General Physiographic Area: Rocky Mountain System
Physiographic Province: Northern Rocky Mountains
Physiographic Detail: Bitterroot Mountains
Mineral Deposit Model
Not available
Orebody
Form: IRREGULAR
Structure
Type: R
Description: South Of Montana Lineament
Type: L
Description: Quartz Forms Two Ribs Trending Near East - West, Cutting Argillite And Andesite
Alterations
Not available
Rocks
Name: Andesite
Role: Associated
Age Type: Host Rock
Age Young: Neoproterozoic
Name: Andesite
Role: Associated
Age Type: Host Rock Unit
Age Young: Neoproterozoic
Analytical Data
Not available
Materials
Ore: Quartz
Comments
Comment (Deposit): STRIKE INFERRED FROM GEOLOGIC SKETCH MAP. ONE QUARTZ RIB IS EXPOSED FOR 700 FEET. AVERAGE WIDTH IS 50 FT
Comment (Workings): NO INFORMATION ON WORKINGS AVAILABLE. DESCRIPTION OF ONE ADIT (CAVED) DRIVEN ON QUARTZ - CARBONATE CONTACT.
Comment (Geology): THE ANDESITE DIKE TRENDS NORTHWEST
Comment (Deposit): BOTH REFERENCES GIVE CHEMICAL ANALYSES - ANALYSES RANGE FROM 99.20 TO 99.68 PERCENT SIO2
Comment (Location): ALTITUDE APPROXIMATE, LOCATION APPROXIMATE
Comment (Reserve-Resource): CHELINI ESTIMATES A 300 FOOT DEPTH AND GREATER LENGTH THAN ANONYMOUS AUTHOR USED IN HIS ESTIMATE
Comment (Reserve-Resource): ESTIMATE GIVEN IS FOR NORTHERN AND SOUTHERN RIB COMBINED AND IS MADE ON BASIS OF OUTCROPS
References
Reference (Deposit): CHELINI, J. M. 1966 , SOME HIGH - PURITY QUARTZ DEPOSITS IN MONTANA: MONTANA BUREAU OF MINES AND GEOL. BULLETIN 54 P. 30 - 32
Reference (Deposit): ANONYMOUS, 1972 , SILICA ROCK DEPOSITS IN THE PACIFIC NORTHWEST, RAW MATERIALS SECTION INDUSTRIAL AND REAL ESTATE DEPARTMENT, BURLINGTON NORTHERN, ST. PAUL, MINN. REPORT NO. 3 P. 69 - 72
Principal Gold Districts of Montana
In Montana, 54 mining districts have each have produced more than 10,000 ounces of gold. The largest producers are Butte, Helena, Marysville, and Virginia City, each having produced more than one million ounces. Twenty seven other districts are each credited with between 100,000 and one million ounces of gold production. Read more: Principal Gold Districts of Montana.
