Atlanta Lode

Past Producer in Elmore county in Idaho, United States with commodities Gold, Silver

Geologic information

Identification information

Deposit ID 10169311
MRDS ID D00136
MAS/MILS ID 0160390760
Record type Site
Current site name Atlanta Lode
Alternate or previous names Atlanta Surface Mine, Atlanta Project, Tahoma Mine Property, Old Talachee Mill Property

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -115.11703, 43.77629 (WGS84)
Elevation 2158
Location accuracy 10(meters)
(click for info)

Geographic areas

Country State County
United States Idaho Elmore

Public Land Survey System information

Meridian Township Range Section Fraction State
Boise 005 N 011 E 11 W2 Idaho

Comments on the location information

  • Original coordinates for line#1 were: lat/long NAD27 43-46-39N 115-7-2W (43.7775 -115.1172); UTM N4848667 E651518 Z11N; PLSS line# 1: Meridian- Boise, TWNSHP 005 N, RNG 011 E, Sect 11, Sect_fract W2.

Commodities

Commodity Importance
Gold Primary
Silver Primary

Materials information

Materials Type of material
Gold Unknown
Quartz Unknown
Silver Unknown

Mineral occurrence model information

Model code 85
USGS model code 22c
Deposit model name Polymetallic veins
Mark3 model number 46

Nearby scientific data

Ore Body (1) -115.11703, 43.77629

Ore body information

  • Strike N61E
    Dip 90W
    Thickness 53M
    Depth to top 61M
    Width 70M
    Length 1768M
    Area 2625HA
    Field Value
    MAS Matrix # 1
    MAS Column # 1
    Type of Orebody #1 DISSEMINATED
    Shape of Orebody #1 TABULAR
    Primary mode of Origin HYDROTHERMAL
    Primary Ore Control IGNEOUS
    Secondary Ore Control FRACTURING
    Degree of Wallrock Alter. INTENSE
    Type of Wallrock Alter. #1 SILICIFICATION
    Strike And Dip N61E
    Minimum Depth to Top 0
    Avg. Thick. Unconsol. Mat. 3
    Min. Thick. Unconsol. Mat. 0
    Total Surface Area (HA) 2625
    Date of Last Modification 961003

Economic information

Economic information about the deposit and operations

Operation type Surface
Development status Past Producer
Commodity type Metallic
Significant Yes
Discovery year 1860
Discovery method Ore-Mineral In Place
Mining method Combined Methods
Year of first production 1864
Plant type Leach
Milling method Hydrometallurgy Unspecified

Mining district

District name Tohoma

Mineral rights holdings

Type of mineral rights Located Claim

Land status

Ownership category National Forest
Area name Boise National Forest

Ownership information

  • Type Owner-Operator
    Owner Twin Gold Corp.
    Interest 80
    Home office Idaho
    Year 1997
    First year 1996
  • Type Owner
    Owner Quest International Resources Corp.
    Interest 20
    Home office Idaho
    Year 1997
    First year 1996
  • Type Owner
    Owner Quest International Resources Corp. (Consol. Ramr)
    Interest 100
    Home office Idaho
    Year 1996
    Last year 1996
  • Type Operator
    Owner Atlanta Gold Corp.
    Home office Canada
    Year 1996
    First year 1985
    Last year 1996
  • Type Owner
    Owner Consolidated Ramrod Gold Corp. (Ramrod)
    Interest 100
    Home office Idaho
    Year 1996
    First year 1996
    Last year 1996
  • Type Operator
    Owner Ramrod Gold Ltd.
    Home office Idaho
    Year 1996
    Last year 1996

Reserves and resources

  • Type In-situ
    Estimate year 1996
    Measured 7,530,000mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 2.98 g/mt Gold Major 1996
    Silver Ag 7.89 g/mt Silver Major 1996
  • Type In-situ
    Estimate year 1996
    Demonstrated 13,154,000mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 2.43 g/mt Gold Major 1996
    Silver Ag 5.79 g/mt Silver Major 1996
  • Type In-situ
    Estimate year 1996
    Measured 5,625,000mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 1.68 g/mt Gold Major 1996
  • Type In-situ
    Estimate year 1996
    Measured 7,530,000mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 2.98 g/mt Gold Major 1996
  • Type In-situ
    Estimate year 1997
    Total resources 711,233mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 10.629 g/mt Gold Major 1997
  • Type In-situ
    Estimate year 1997
    Demonstrated 14,061,363mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 2.4 g/mt Gold Major 1997
  • Type In-situ
    Estimate year 1997
    Demonstrated 711,391mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 10.629 g/mt Gold Major 1997
  • Type In-situ
    Estimate year 1997
    Demonstrated 14,772,754mt ore
    Total resources 14,772,754mt ore
    Commodity Subtype Grade units Group Importance Year
    Gold Au 2.796 g/mt Gold Major 1997

Comments on the reserve resource information

  • Reserves & Resources As Of 08/97: Silver Grade From 12/31/95 Reserve & Resources Data: May Startup In 2000.

Workings at the site

  • Type of workings Surface
    Area 64HA
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method PROPOSED
    Mining Method OPEN PIT
    Swell Factor .88
    Percent Waste Rock 76.2
    Avg. Overburden Thickness 61
    Primary Material Cover SAND, GRAVEL
    Percentage .1
    Hardness of Ore M-HARD ROCKS
    Avg. Bench Height (meters) 3.6
    Max. Pit Slope (degrees) 45
    Capacity 5897
    Capacity Units MT ORE/DAY
    Preprod. Stripping Vol. 356000
    Unit Production Cost 5.96
    Units of Production $/MT ORE
    Operating Days per Year 210
    Operating Shifts per Day 2
    Year of Information 1992

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
U.S. Bureau of Mines Minerals Availability System MAS 0160390760
Idaho Geological Survey Idaho Mines and Prospects IMP HA__71

Bibliographic references

  • Deposit

    Atlanta Gold Corporation. Atlanta Gold Corporation Annual Reports. 1988-1990.

  • Ownership

    Randol Mining Directory, 1996/97, U.S. Mines & Mining Companies, P193.

  • Reserve-Resource

    Randol Mining Directory, 1990, U.S. Mines & Mining Companies, Pp. 150, 151.

  • Deposit

    Atlanta Gold Corporation. Description Of Plan Of Operations, Atlanta Project, Elmore County, Idaho. May 5, 1986.

  • Reserve-Resource

    Randol Mining Directory, 1994/95, U.S. Mines & Mining Companies, P266.

  • Deposit

    Atlanta Gold Corporation. Proposed Plan Of Operations, Atlanta Project, Elmore County, Idaho. December 1, 1986.

  • Ownership

    American Mines Handbook, 1996, P23.

  • Reserve-Resource

    American Mines Handbook, 1996, P32.

  • Deposit

    Atlanta Gold Corporation. Atlanta Gold Conceptual Mine Plan. November 16, 1987.

  • Ownership

    The Mining Record, Vol., 108, #16, April 16, 1997, P5.

  • Reserve-Resource

    Atlanta Gold Corporation, 1995 Annual Report, P1.

  • Deposit

    Sherpa Rel. 1.91, Western Mine Engineering, Inc., Spokane, Washington.

  • Reserve-Resource

    The Mining Record, Oct., 23, 1996, P5.

  • Deposit

    Society Of Economic Geologists. Seg Newsletter. October 1991, No. 7, P. 18.

  • Reserve-Resource

    The Mining Record, 4/16/96, P5.

  • Deposit

    Cdca Software, U.S. Bureau Of Mines, Wfoc, Spokane, Wa

  • Reserve-Resource

    The Northern Miner, V83, #24, August 11, 1997, P11.

  • Deposit

    Property Evaluation File Report, 9-92.

  • Deposit

    American Mines Handbook 1993, P28.

  • Deposit

    Consolidated Ramord Gold Corporation, 1995 Annual Report, P3.

  • Deposit

    The Mining Record, Vol. 107, #43, Oct., 23, 1996, P5.

  • Deposit

    The Mining Record, Vol. 108, #16, April, 16, 1997, P5.

  • Deposit

    Info-Mine News Clip, 7-24-97.

  • Deposit

    The Northern Miner, V83, #24, 08/11/97, P11.

  • Deposit

    Atlanta Gold Corporation, News Release, 1996.

  • Deposit

    Atlanta Gold Corporation, 1995 Annual Report, P1.

  • Deposit

    The Mining Record, V106, N19, 5/10/96, P12.

General comments

Subject category Comment text
Deposit An Access Road 4.3 Km Long Would Have To Be Constructed. Power Would Be Generated At The Site. Water Would Be Provided By Surface Run-Off. Labor Would Be Housed At A Proposed Camp Site. Leases Cover 2678 Acers Near Town Of Atlanta, Elmore County, Idaho. 60 Miles Ene Of Boise.

Reporter information

Type Date Name Affiliation Comment
Reporter 21-AUG-97 Buckingham, David A. U.S. Bureau of Mines