Indian Science and Technology in the Eighteenth Century: Some Contemporary European Accounts c23.s1.4
Indian Science and Technology in the Eighteenth Century: Some Contemporary European Accounts c23.s1.4
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c23.s1.4
South of the river Nermada near the village of *Dangrai*, the micaceous variety (No.19) is found in thicker laminae, interstratified with *quartz sandstone*, which separates into rhomboids; it is extracted by breaking the rock, but its iron is bad, and as it scarcely repays the expense and labour, it is rarely smelted.