A-28-002 -- Homestake Mining Co., Lead, So. Dakota, Geologic Plans and Sections to Accompany Report by A.B. Yates, 1931-04-01

Item — Cabinet: Multi-Drawer A, Drawer: 32

Staff Only

Scope and Contents

Homestake Mining Company, Lead, South Dakota, Homestake Mine Geologic Plans and Sections to accompany report by Arthur Bruce Yates, April 1, 1931. These maps are all Linen originals.

1. Title Sheet with Legend (Note grades are in dollars per ton based on a gold price of $20.67 per troy ounce) 2. 2 original copies of Detailed Geology, 500 Level Caledonia, Scale is 1"=50' 3. Detailed Geology, 1850 Level Caledonia, Scale is 1"=50' 4. Detailed Geology, 2300 Level Caledonia, Scale is 1"=50' 5. Geologic Plan, 800 Level, Scale is 1"=200' 6. Geologic Plan, 900 Level, Scale is 1"=200' 7. Geologic Plan, 1000 Level, Scale is 1"=200' 8. Geologic Plan, 1100 Level, Scale is 1"=200' 9. Geologic Plan, 1250 Level, Scale is 1"=200' 10. Geologic Plan, 1400 Level, Scale is 1"=200' 11. Geologic Plan, 1550 Level, Scale is 1"=200' 12. Geologic Plan, 1700 Level, Scale is 1"=200' 13. Geologic Plan, 1850 Level, Scale is 1"=200' 14. Geologic Plan, 2000 Level, Scale is 1"=200' 15. Geologic Plan, 2150 Level, Scale is 1"=200' 16. Geologic Plan, 2300 Level, Scale is 1"=200' 17. Geologic Plan, 2450 Level, Scale is 1"=200' 18. Geologic Plan, 2600 Level, Scale is 1"=200' 19. Geologic Longitudinal Projection on Vertical Plane, Scale is 1"=200' 20. Geologic Cross-Sections No. 1 & 2, Scale is 1"=200' 21. Geologic Cross-Sections No. 3 & 4, Scale is 1"=200' 22. Geologic Cross-Sections No. 5 & 6, Scale is 1"=200' 23. Geologic Cross-Sections No. 7 & 8, Scale is 1"=200' 24. Geologic Cross-Sections No. 9 & 10, Scale is 1"=200' 25. Structure Map, 800 Level, Scale is 1"=200' 26. Structure Map, 900 Level, Scale is 1"=200' 27. Structure Map, 1000 Level, Scale is 1"=200' 28. Structure Map, 1100 Level, Scale is 1"=200' 29. Structure Map, 1250 Level, Scale is 1"=200' 30. Structure Map, 1400 Level, Scale is 1"=200' 31. Structure Map, 1550 Level, Scale is 1"=200' 32. Structure Map, 1700 Level, Scale is 1"=200' 33. Structure Map, 1850 Level, Scale is 1"=200' 34. Structure Map, 2000 Level, Scale is 1"=200' 35. Structure Map, 2150 Level, Scale is 1"=200' 36. Structure Map, 2300 Level, Scale is 1"=200' 37. Structure Map, 2450 Level, Scale is 1"=200' 38. Structure Map, 2600 Level, Scale is 1"=200' 39. Structure Longitudinal Projection on Vertical Plane, Scale is 1"=200', Rhyolite Dikes removed. 40. Structure Cross-Sections No. 1 & 2, Scale is 1"=200' 41. Structure Cross-Sections No. 3 & 4, Scale is 1"=200' 42. Structure Cross-Sections No. 5 & 6, Scale is 1"=200' 43. Structure Cross-Sections No. 7 & 8, Scale is 1"=200' 44. Structure Cross-Sections No. 9 & 10, Scale is 1"=200' 45. Caledonia Block, Geologic Plan, 300 Level, Scale is 1"=100' 46. Caledonia Block, Geologic Plan, 400 Level, Scale is 1"=100' 47. Caledonia Block, Geologic Plan, 500 Level, Scale is 1"=100' 48. Caledonia Block, Geologic Plan, 600 Level, Scale is 1"=100' 49. Caledonia Block, Geologic Plan, 700 Level, Scale is 1"=100' 50. Caledonia Block, Geologic Plan, 800 Level, Scale is 1"=100' 51. Caledonia Block, Geologic Plan, 900 Level, Scale is 1"=100' 52. Caledonia Block, Geologic Plan, 1000 Level, Scale is 1"=100' 53. Caledonia Block, Geologic Plan, 1100 Level, Scale is 1"=100' 54. Caledonia Block, Geologic Plan, 1250 Level, Scale is 1"=100' 55. Caledonia Block, Geologic Plan, 1400 Level, Scale is 1"=100' 56. Caledonia Block, Geologic Plan, 1550 Level, Scale is 1"=100' 57. Caledonia Block, Geologic Cross-sectrion No. 1, Scale is 1"=100' 58. Caledonia Block, Geologic Cross-sectrion No. 2, Scale is 1"=100'

Slipped in to the Bound maps is 2 onion skin tracing paper 1"=200' maps. One is a tracing of the geology of the 800 level, the other is a tracing of the geology of the 1700 level.

Dates

1931-04-01

Creator

Yates, Arthur B. "A.B." (Person)

Conditions Governing Access

This collection is housed at the Homestake Adams Research and Cultural Center with no restrictions to access. The collection may be utilized during normal operating hours or by appointment.