A History of Hindu Chemistry from the Earliest Times to the Middle of the Sixteenth Century A.D. v1.c13.33
A History of Hindu Chemistry from the Earliest Times to the Middle of the Sixteenth Century A.D. v1.c13.33
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v1.c13.33
“The mines are described as being tortuous and of great extent; at the working faces it was the custom to light fires which caused the rock to split up. Lamps were used which the miners carried on their heads and with a gad and hammer extracted the ore. The principal ore found appears to have been pyrites. It was sold retail by auction to the proprietors of different furnaces.