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GEOLOGICAL SURVEY OF INDIA
GEOLOGY OE THE COPPER BELT
INDIGENOUS METHODS OF SMELTING THE ORES
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adit appears Archegosaurus associated band beds belongs bone border Breadth carried chalcopyrite characters clays close collection colour complete containing copper Cretaceous crystalline deposits described developed Diener direction distal dolomite dykes field Figured formations fossils G. S. I. Type genus Geol Geological given Gondwana grains grey half horizon India indicates inner known lateral length limestone locality Lower Lystrosaurus malachite material middle mile mineral mines nature observed occur orbits outer Panchets pits places PLATE portion posterior present preserved probably proximal quartz recorded region reported ridge ripple marks river road rocks rounded Sample sand sandstones sediments seen shales showing side similar skull slightly South species specimen Spiti stage surface Surv Survey sutures Table thick Upper Valley vein village whorl zircon zone