Yogo: The Great American Sapphire

Front Cover
Mountain Press Publishing Company, 1987 - History - 207 pages
To the surprise of many, the United States has emerged as a commercial source of what some gem experts consider the world's finest sapphire. Equally surprising is that the entire production of the gem comes from a little-known Montana mine named Yogo, whi

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About the author (1987)

Steve Voynick, a former Climax miner, lives in Twin Lakes, Colorado, with his wife, Lynda La Rocca, and writes regularly for several national magazines. He is the author of ten books, including The Making of a Hardrock Miner, Leadville: A Miner's Epic; Yogo: The Great American Sapphire, Colorado Gold, and Riding the Higher Range: The Story of Colorado's Coleman Ranch and Coleman Natural Beef.

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