xl ANALYTICAL TABLE OF CONTENTS. 



CHAPTER 8. How they labour in the mines of Potosi. 



Great labour and peril of mining 205 



Chief veins at Potosi 206 



Number of Mines 207 



Labour in continual darkness 207 



Method. of working - 208 



CHAPTER 9. How they refine the Mettall of Silver. 



Kinds of silver ores 209 



Method of refining with furnaces 210 



With quicksilver - 210 



CHAPTER 10. Of the wonderful properties of Quick silver. 



Properties of quicksilver 211 



CHAPTER 11. Of the place where they fmde quicksilver, and how 



they discovered these rich mines in Huancavilca. 



Vermillion 214 



Discovery in Peru 215 



Mercury brought to Potosi in 1571 - 217 



King s profit from Huancavilca mine 217 



CHAPTER 12. The manner hoiv to drawe out Quick-xilcer and how 

 they refine silver. 



Method of working the quicksilver mine 217 



Transport to Potosi and the coast 218 



Use in refining silver 219 



CHAPTER 13. Of their engines to grinde the mettal/, and of their 

 triall of silver. 



Method of grinding silver ores - 220 



Water mills - 222 



Assay Master; Alloy - 223 



Testing the silver - 223 



CHAPTKR 14. Of Jlwcraldes. 



Value of emeralds - 224 



Localities where found 22-&quot;) 



