Ch. 1: Gold and Silver in 1883/84

• Ch. 1: Gold, Silver in 1883/84
• Ch. 2: Platinum in 1883/84
• Ch. 3: Gemstones in 1883/84

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• Bradford. The Berringa Gold-Field
• Berringa Gold Fields, Australia
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• Louderback. Benitoite.
• Benitoite Description
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• US Geol. Surv. 1912. Gemstones, Metals.
• Ch. 1: Gold, Silver in 1912
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• US Geol. Surv. 1907. Gemstones, Metals.
• Ch. 1: Gold, Silver in 1907
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• US Geol. Surv. 1919. Gemstones, Metals.
• Ch. 1: Gold, Silver in 1919
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• US Geol. Surv. 1908. Gemstones, Metals.
• Ch. 1: Gold, Silver in 1908
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• US Geol. Surv. 1922. Gemstones, Metals.
• Ch. 1: Gold, Silver in 1922
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• US Geol. Surv. 1910. Gemstones, Metals.
• US Geol. Surv. 1922. Gemstones, Metals.
• Bowie. Hydraulic Mining in California.

Deposits Diamond Gemological Properties Gemstones Gold History Mine Mining Production USA

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