[ U 1 



the fea, with their banks, and the cliffs adjacent, 

 and the falls of cafcades, rivers, and great 

 gullies. 



9. The fituation of mines, pits, and quarries, 

 whether in a valley or hill ; and the difpofition 

 of the ftrata, whether horizontal, inclining, &c. 

 their thicknefs, and the depth they lie, and what 

 other foflils are imbedded either in the ftrata, 

 or in the neighbouring caverns, fiffures, part- 

 ings, &c. 



10. The waters of mines mould be examined, 

 whether pure, taftelefs, purgative, vitriolic, or 

 chalybeate, &c. 



11. The damps and fleams of mines, and 

 what are the confequences or effects of them ; 

 jn what feafons and ftate of the air they are 

 chiefly obferved ; and what temperature the air 

 bears in different depths of fuch mines. 



12. The account given by the natives, inha- 

 bitants, miners, workmen, &c. who may be ac- 



SECT, 



