Box Misc. Tub 7
Contains 50 Results:
MT5-009 -- Topographic Map, 1975-5-19
Scale: 1" = 200'
Contour Interval: -10'
Compiled for: Homestake Mining Company, Lead, South Dakota
Compiled by: Horizons, Inc., Rapid City, South Dakota
Date of photography: 5-19-1975
Sheet 20 of 42
Sec. 11 T4N R3E
Alternative Drawing Number: C-34
MT5-009 -- Plan Table Map Grizzly Gulch
The Homestake Mining Company Maps and Blueprints Collection contains a wide variety of maps, drawings, blueprints, and other documents relating to the company's operation. Blueprints consist of machines the Homestake Mining Company used and the buildings that they built. This collection also contains various geological, metallurgical, and engineering maps of the mine.
MT5-009 -- Plan Table Map Grizzly Gulch
Plan Table Overlay // Grizzly Gulch // Topo Sheet 35
MT5-009 -- Quartz Vein - Vertical Cross Section, 1972-09
Scale: 3 inches = 5 feet
Drawing features an area with a Chlorite-Pyrrhotite Zone, and a Arsenopyrite Zone. There are small cirlces that are identified as test holes. The drawing is hand colored.
MT5-009 -- The Metamorphic Zonation of the Lead District, 1973
Scale: 1:24000
Base Map (Revised in part) from a field compeltion map by Richard W. Bayley. Map includes a key of initials used. Map features Biotite Zone, and Garnet Zone. Other features on the map include Cutting Stock, Deadwood Creek, Whitetail Creek, and City Creek.
MT5-009 -- Grizzly Gulch Cross Section A-A1
Drawn by: DRS
Scale:1" = 200'
MT5-009 -- Grizzly Gulch Project
Grizzly Gulch Project (Orig)
A-3
MT5-009 - Geologic Sections Looking North Across the Rochford Anticline, 1972-05
Scale: 1" = 2000'
Drawing has five sections labeled as "45,000 S.", "55,000 S.", "65,000 S.", "75,000 S.", and "85,000 S." The map includes a legend and it is hand colored.
Plate 2.
MT5-009 -- Base Map -- Grizzly Gulch with Geology
Scale: 1" = 200'