r 



^ The Natural Hiflory 



Grotto and othef fuch like Receffes^ 

 as tho(e upon the furface of it, the 

 Sea, Rivers, and Springs. 



My principal Intention indeed was 

 to get as compleat and fatisfaftory in- 

 formation of the whole Mineral King- 

 dom as I could poffibly obtain. To 

 which end , I made ftri£l: enquiry 

 wherever I came, and laid out for in- 

 telligence of all Places where the En- 

 trails of the Earth were laid open, ei- 

 ther by Nature ( if I may fb fay ) or 

 by Art, and humane Induftry. And 

 wherefoever I had notice of any con- 

 fiderable natural Spelunca or Grotto 5 

 any digging for Wells of Water, or 

 for Earths, Clays, Marie, Sand, Gravel, 

 Chalk, Cole, Stone, Marble, Ores of 

 Metals, or the like^ I forthwith had 

 recourfe thereunto : and taking a juft 

 account of every obfervable Circura- 

 ftance of the Earth, Stone, Metal, or 

 other Matter, from the Surface quite 

 down to tfie bottom of the Pit, 1 en* 

 tered it carefully into a Journal, which 

 I carryM along with me for that pur- 

 pofe. And fo patling on from Plaqe 

 to Place, I mted whatever I found me- ; 

 morabiein each particular Pit, Quarry^- 

 or Mine ; and 'cis out of thefe Notes 



that 



