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Series II. Operational records, 1918-2004
Level of Description
Series
Scope and Contents
The operational series records (1918-2004) consist of items relating to the physical operations of the Blue Diamond mine and milling activity. They also include mineral claims information with maps, photographs, and field survey books. There are several additional books related to general mining practices.
Archival Collection
Blue Diamond Mine Corporate Records
Archival Component
Mining claims
Level of Description
File
Archival Collection
Blue Diamond Mine Corporate Records
Archival Component
Expenditures, inventories, maps
Level of Description
File
Archival Collection
Blue Diamond Mine Corporate Records
Archival Component
Mine plans
Level of Description
File
Archival Collection
Blue Diamond Mine Corporate Records
Archival Component
Drilling analyses
Level of Description
File
Archival Collection
Blue Diamond Mine Corporate Records
Archival Component
Plaster mill and plaster packing, schematic diagram, undated
Level of Description
File
Archival Collection
Blue Diamond Mine Corporate Records
Archival Component
"Quick-as-a-wink" solenoid operated air valves schematic, 1948
Level of Description
File
Archival Collection
Blue Diamond Mine Corporate Records
Archival Component
Rotary drill test holes, 1950-1972 and undated
Level of Description
File
Archival Collection
Blue Diamond Mine Corporate Records
Archival Component
Annual tons crush to mill, 1992-1996
Level of Description
File
Archival Collection
Blue Diamond Mine Corporate Records
Archival Component
Core drilling analyses, 1977-1978
Level of Description
File
Archival Collection
Blue Diamond Mine Corporate Records
Archival Component
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