8 GEOLOGICAL RECONNAISSANCE OF THE DOMINICAN REPUBLIC. 



PAGE. 



Chapter X. Economic geology, by D. Dale Condit and Clyde P. Ross — Continued. 

 The San Cristobal mining district, province of Santo Domingo— Continued. 



History 237 



Development 237 



Geology 238 



Bucaro Hill ore deposits 239 



Ore deposits on San Francisco Hill 240 



La Rama prospect 240 



Conclusions 241 



Summary statement on economic geology 242 



Gold 242 



Silver 242 



Platinum 242 



Nickel 243 



Copper 243 



Iron 243 



Manganese and lead 243 



Oil 243 



Coal 244 



Amber 244 



Common salt 244 



Gypsum 244 



Other salts 245 



Building stone 245 



Rock for concrete 245 



Road metal 246 



Lime 249 



Brick 249 



Ground water 249 



