Lawrence Mine

The Lawrence Mine is a silver and lead mine located in Bonner county, Idaho at an elevation of 2,999 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

Name: Lawrence Mine  

State:  Idaho

County:  Bonner

Elevation: 2,999 Feet (914 Meters)

Primary Mineral: Silver, Lead

Lat, Long: 48.14722, -116.15972

Map: View on Google Maps

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Satelite image of the Lawrence Mine

Lawrence Mine MRDS details

Site Name

Primary: Lawrence Mine


Commodity

Primary: Silver
Primary: Lead
Secondary: Copper
Secondary: Antimony
Secondary: Gold
Tertiary: Zinc


Location

State: Idaho
County: Bonner
District: Clark Fork 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.
Administrative Organization: Kaniksu National Forest


Holdings

Not available


Workings

Type: Underground


Ownership

Owner Name: Roy Anderson, Don Hoefner

Owner Name: Silverfields Corp.


Production

Year: 1943
Time Period: 1913 - 1943
Material type: ?
Description: Cp_Grade: ^75 % Pb, 14 Oz Ag/Ton, Less Than 0.01 % Cu, Au
Year: 1943
Time Period: 1913 - 1943
Material type: CU
Description: Cp_Grade: ^Less Than 0.01 % Cu
Year: 1943
Time Period: 1913 - 1943
Material type: AG
Description: Cp_Grade: ^14 Oz Ag/Ton
Year: 1943
Time Period: 1913 - 1943
Material type: PB
Description: Cp_Grade: ^75 % Pb


Deposit

Record Type: Site
Operation Category: Past Producer
Operation Type: Unknown
Year First Production: 1903
Discovery Method: Unknown
Years of Production:
Organization:
Significant: N
Deposit Size: S


Physiography

General Physiographic Area: Rocky Mountain System
Physiographic Province: Northern Rocky Mountains
Physiographic Detail: Cabinet Mountains


Mineral Deposit Model

Not available


Orebody

Form: PINCH AND SWELL

Form: PINCH AND SWELL


Structure

Type: R
Description: On Broad W. Limb Of Syncline Whose Axis Is In Montana. Hope Fault Nearby.

Type: L
Description: Several Post - Mineral Faults (12 Ft Plus) Have Disturbed The Veins, But Ore Disturbed Little And Only Thin Selvage Gouge Exists.


Alterations

Alteration Type: L
Alteration Text: Outcrops Heavily Stained With Fe And Mn Oxides


Rocks

Name: Argillite
Role: Host
Age Type: Host Rock
Age Young: Neoproterozoic


Analytical Data

Analytical Data: 11 - 12 OZ AG
Analytical Data: PB208/PB204 = 38.477
Analytical Data: PB207/PB204 = 15.570
Analytical Data: LESS THAN 0.01% CU LEAD ISOTOPES: PB206/PB204 = 18.320
Analytical Data: 70% PB


Materials

Ore: Galena
Ore: Sphalerite
Gangue: Pyrite
Gangue: Siderite
Gangue: Sericite
Gangue: Calcite


Comments

Comment (Deposit): SEDIMENTARY BEDS TREND N 7 DEG W, DIP ABOUT 17 DEG NE. MAIN VEIN IS ALONG A BRECCIATED ZONE (1 TO 3 FT WIDE); NEAR HOPE FAULT.

Comment (Deposit): MINERALIZED THRUST FAULTS STRIKE N 25 - 55 DEG E, DIP 13 - 25 DEG SE; ONE STRIKES N 55 DEG W, DIPS 20 - 28 DEG NE. SOME THRUSTS MINERALIZED MANY HUNDRED FEET. VEINS OVER VERTICAL RANGE OF 1000 FT

Comment (Workings): 9 DRIFTS

Comment (Development): 14 UNPATENTED CLAIMS, COMPLETE MINING EQUIPMENT, 50 - TON GRAVITY CONCENTRATOR

Comment (Commodity): RATIO AG:PB OF ORES PRODUCED, 1 OZ. AG: 5.44% PB.

Comment (Production): SINCE 1913, $80,000 PRODUCED (PB WORTH 4 - 6 CENTS/LB IN 1930). SPOKANE CHRONICLE (2/5/69) REPORTED LAWRENCE PRODUCTION ABOUT $500,000. CONCENTRATE PRODUCTION INTERMITTENT

Comment (Location): ON STEEP NW SLOPE OF ANTELOPE PEAK; PORTAL OF MAIN TUNNEL ARE JUST ABOVE MOSQUITO CREEK.


References

Reference (Deposit): ANDERSON, A. L., 1930, GEOLOGY AND ORE DEPOSITS OF THE CLARK FORK DISTRICT, IDAHO: IDAHO BUREAU OF MINES AND GEOLOGY BULL., NO. 12, 132 P.

Reference (Deposit): SAVAGE, C. N., 1967, GEOLOGY AND MINERAL RESOURCES OF BONNER COUNTY: IDAHO BUREAU OF MINES AND GEOLOGY COUNTY REPORT, NO. 6, 131 P.

Reference (Deposit): ANDERSON, A. L., 1947, LEAD - SILVER DEPOSITS OF THE CLARK FORK DISTRICT, BONNER COUNTY, IDAHO: U.S. GEOLOGICAL SURVEY BULL. 944 - B, 117 P.

Reference (Deposit): USBM, 1975, ACTIVITY OF IDAHO MINING PROPERTIES, 1974, USBM, BOISE, ID., 61 P.

Reference (Deposit): 5) LORAIN, S. H., 1946, CLARK FORK LEAD - ZINC DISTRICT, BONNER CO., IDAHO: USBM RI 3992, 10 P.

Reference (Deposit): 6) WESTERN MINING NEWS, 1974-1975 DIRECTORY OF MINES IN IDAHO (COEUR D'ALENES) AND WASHINGTON, P. 127.

Reference (Deposit): 1913 DIREXPL LAWRENCE MIN. & MILLING CO. LTD; 50 TON CONCENTRATOR

Reference (Deposit): 1923 DIREXPL LAWRENCE CONSOLIDATED MINING CO.

Reference (Deposit): 1930 GEOLMAP IDAHO BUREAU OF MINES & GEOL. BULL. 12 {{1967 GEOLMAP IDAHO BUREAU OF MINES & GEOL. CO. REPT. 6 {{1975 COMPILE U.S. BUREAU OF MINES, 1974 ACTIVITY LIST

Reference (Deposit): 1947 OTHER A. L. ANDERSON, BULL. 944 - B

Reference (Production): ANDERSON, A. L., 1947 , USGS BULL. 944-B


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