 Co. had several of these waste heaps hand picked for "lump" spar, and many thousand tons were taken away, but a much greater ituirmnt still remains untouched. The spar is mostly in small blue "lump" and "snivel." and is hard and clear. It was used for...  Bulletin - Page 1591927Full view - About this book
 | United States. Bureau of Mines - Digital images - 1919 - 1164 pages
...mostly in small blue "lump" and "snivel." and is hard and clear. It was used for fluxing purposes. Certain layers in these waste heaps consist almost...country rock, possibly indicating that the veins "pinch out" in depth. - The transport of the spnr was by a good but hilly road, 4 miles to Wearhead station... | |
 | United States. Bureau of Mines - Digital images - 1919 - 1184 pages
...mostly in small blue "lump" and " gravel." and is hard and clear. It was used for fluxing purposes. Certain layers in these waste heaps consist almost...country rock, possibly Indicating that the veins "pinch out" in depth. - The transport of the spar was by a good hut hilly rond, 4 miles to YVearheart station... | |
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