Box 1
Container
Contains 14 Results:
Years to Date Ore Report, 1957 - 1966
File — Box: 1, Folder: 1-5
Identifier: Series 4
Scope and Contents
From the Collection:
This collection includes the records of assays carried out by and for the Homestake Mining Company including assay sheets and ore estimates. Series I Dry Drills consists of assay sheets for samples taken from dry drill holes. Series II Assays consists of assays of ore from the South Dakota holdings of Homestake. These records include the assays for random grab pile and car samples as well as assays of...
Dates:
1957 - 1966
Monthly Drift Reports, 1957 - 1964
File — Box: 1, Folder: 6-9
Identifier: Series 4
Scope and Contents
From the Collection:
This collection includes the records of assays carried out by and for the Homestake Mining Company including assay sheets and ore estimates. Series I Dry Drills consists of assay sheets for samples taken from dry drill holes. Series II Assays consists of assays of ore from the South Dakota holdings of Homestake. These records include the assays for random grab pile and car samples as well as assays of...
Dates:
1957 - 1964
Monthly Product Tons, 1978
File — Box: 1, Folder: 10-11
Identifier: Series 4
Scope and Contents
From the Collection:
This collection includes the records of assays carried out by and for the Homestake Mining Company including assay sheets and ore estimates. Series I Dry Drills consists of assay sheets for samples taken from dry drill holes. Series II Assays consists of assays of ore from the South Dakota holdings of Homestake. These records include the assays for random grab pile and car samples as well as assays of...
Dates:
1978
Tons Drawn from Stope, 1960 - 1971
File — Box: 1, Folder: 12-13
Identifier: Series 4
Scope and Contents
From the Collection:
This collection includes the records of assays carried out by and for the Homestake Mining Company including assay sheets and ore estimates. Series I Dry Drills consists of assay sheets for samples taken from dry drill holes. Series II Assays consists of assays of ore from the South Dakota holdings of Homestake. These records include the assays for random grab pile and car samples as well as assays of...
Dates:
1960 - 1971
Production by Level & Stope, 1932 - 1979
File — Box: 1, Folder: 14-15
Identifier: Series 4
Scope and Contents
From the Collection:
This collection includes the records of assays carried out by and for the Homestake Mining Company including assay sheets and ore estimates. Series I Dry Drills consists of assay sheets for samples taken from dry drill holes. Series II Assays consists of assays of ore from the South Dakota holdings of Homestake. These records include the assays for random grab pile and car samples as well as assays of...
Dates:
1932 - 1979
Ore Projection, 1953 - 1963
File — Box: 1, Folder: 16
Identifier: Series 4
Scope and Contents
From the Collection:
This collection includes the records of assays carried out by and for the Homestake Mining Company including assay sheets and ore estimates. Series I Dry Drills consists of assay sheets for samples taken from dry drill holes. Series II Assays consists of assays of ore from the South Dakota holdings of Homestake. These records include the assays for random grab pile and car samples as well as assays of...
Dates:
1953 - 1963
Differences Between Estimates and Recovered Gold, 1939 - 1952
File — Box: 1, Folder: 17
Identifier: Series 4
Scope and Contents
From the Collection:
This collection includes the records of assays carried out by and for the Homestake Mining Company including assay sheets and ore estimates. Series I Dry Drills consists of assay sheets for samples taken from dry drill holes. Series II Assays consists of assays of ore from the South Dakota holdings of Homestake. These records include the assays for random grab pile and car samples as well as assays of...
Dates:
1939 - 1952
Ore Reserves, 1896 - 1897
File — Box: 1, Folder: 18
Identifier: Series 4
Scope and Contents
From the Collection:
This collection includes the records of assays carried out by and for the Homestake Mining Company including assay sheets and ore estimates. Series I Dry Drills consists of assay sheets for samples taken from dry drill holes. Series II Assays consists of assays of ore from the South Dakota holdings of Homestake. These records include the assays for random grab pile and car samples as well as assays of...
Dates:
1896 - 1897
Ore Reserves Find Rate
File — Box: 1, Folder: 19
Identifier: Series 4
Scope and Contents
From the Collection:
This collection includes the records of assays carried out by and for the Homestake Mining Company including assay sheets and ore estimates. Series I Dry Drills consists of assay sheets for samples taken from dry drill holes. Series II Assays consists of assays of ore from the South Dakota holdings of Homestake. These records include the assays for random grab pile and car samples as well as assays of...
Dates:
1895 - 2000; Majority of material found within 1940 - 1998
Ore Reserves Audit Reports, 1991
File — Box: 1, Folder: 20
Identifier: Series 4
Scope and Contents
From the Collection:
This collection includes the records of assays carried out by and for the Homestake Mining Company including assay sheets and ore estimates. Series I Dry Drills consists of assay sheets for samples taken from dry drill holes. Series II Assays consists of assays of ore from the South Dakota holdings of Homestake. These records include the assays for random grab pile and car samples as well as assays of...
Dates:
1991