1 7 6 



INDEX. 



YANNER, Frue, 131 



Veins, fissure, 20 

 in a lode, 20 

 laws applying to, 3 



Victoria, gold in, 57 



Vitreous copper ore, 45 



Vitriol, green, 65 



Vivianite, 65 



Volcanic rocks, 13 



WALES, gold in, 56 



Walls, hanging and foot, 8 

 Wealden formation, 16 

 Weighing ore, 1 1 3 



silver or gold button, 113, 114 



Weights and measures, Appendix 

 Weights of rocks and metallic 



ores, Appendix 

 West Australia, gold in, 58 



ZIERVOGEL'S process, 127 

 Zinc, extraction from the sul- 

 phide, 127 

 ores : blende, 82 

 calamine, 82 

 glance, 83 

 red, 83 



stains on the cupel, 118 

 tests for, 28, 30, 31, 109 

 Zircon, 97 



PRINTED BY WILLIAM CLOWES AND SONS, LIMITED, LONDON AND BECCLES. 



