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- The Main Tungsten Area of Boulder Colorado
The Main Tungsten Area of Boulder Colorado
$4.95
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Product Description
Rare Publications on Ebook
The Main Tungsten Area of Boulder County Colorado
Colorado Geological Survey 1909
The Mines of Boulder County Colorado where known mainly for their gold mines. However many of the mines of the area were also rich with Tungsten Ores, much of it overlooked in the quest for Gold. This paper covers mainly the tungsten and the mines and geology, along with Milling and future prospects.
Happy Hunting!
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