Ch. 20: The Mines Besieged

• Introduction Table of Contents
• Ch. 12: Winning the Diamonds
• Ch. 13: Obstacles & Perils
• Ch.14: Miners
• Ch.15: Mining Towns
• Ch.16: Diamond Formation
• Ch.17: Diamond Market
• Ch.18: Cutting & Polishing
• Ch.19: An Uplifting Power
• Ch.20: The Mines Besieged
• Appendix 1: Underground Haulages
• Appendix 2: Winding Engine
• Appendix 3: Pumping Plant Report
• Appendix 4: Coal Values
• Appendix 5: De Beers Statistics
• Appendix 6: Jagersfontein Ltd. Statistics
• Appendix 7: Fossils: Fish & Reptile
• Appendix 8: Artificial Diamonds
• Appendix 9: Mines
• Glossary & Index

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• Wodiska. A Book of Precious Stones.
• Ch. 12: Topaz
•  
• Wodiska. A Book of Precious Stones.
• Ch. 12: Topaz
•  

• Hershey. Book of the Diamond.
• Ch. 6: South African Diamonds
•  
• Catelle. The Diamond.
• Ch. 13: Principal S.A. Mines
•  
• Catelle. The Diamond.
• Ch. 12: S.A. Mines (con't)
•  
• Catelle. The Diamond.
• Ch. 8: Indian Mines
•  
• US Geol. Surv. 1921. Gemstones, Metals.
• Ch. 3: Gemstones in 1921
•  

• US Geol. Surv. 1891. Gemstones, Metals.
• US Geol. Surv. 1920. Gemstones, Metals.
• US Geol. Surv. 1883-84. Gemstones, Metals.

Deposits Diamond Gemological Properties Gemstones Gold History Mine Mining Production USA

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