ZINC AND LEAD DEPOSITS OF BROKEN HILL. 



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been confined to the zone above the water-level. Occasional 

 small patches of partly oxidized galena and blende are seen in 

 the gossan of No. i Kopje, whilst galena is even to be found 

 at the surface of the kopje. Galena associated with cerussite 

 was noted in the bone cave in one of the walls from which the 

 covering of hopeite and vanadinite had been broken away. The 



