C 38 3 



Spurious filtering ftone. 



Sand-ftone. 



Comm >n argill. 



A few brecciae. 



A few lavje. 



Of ffliceous and muria- 

 tic earths. 



Almond-ftone, 



Ophites. 



A few brecciae. 



A few lavae. 



Offtliceous and calcarf' 

 ous earths. 



Almond- (lone in a cai- 

 reous nucleus. 



Lapis laxuli« 



Pitch (lone. 



Of aluminar and muri- 

 atic earths. 



Peperino. 



Cement, 



Puzzolane earth. 



A few lavx. 



OJ aluminous and caJccir 

 re ous earths. 



Ponderous fpar. 



Marl. 



Impure ardefia. 



Of muriatic calcareous 

 earths. 



Afchengebirge. 



Salz-ftein. 



Tophs of warm fprings 



Offtliceous aluminous is* 

 fuuriaiic earths. 



Bafalt. 



A few fchifts. 



A few breccia. 



Offtliceous alutninous i^ 

 cal carious earths, 



Zeolith. 



Mineral fluor. 



A few brecciae. 



Common mud. 



Of fiiiceous muriatic i^ 

 calcareous earths. 



Peperino di Marino. 



Grunftein. 



Rock cinereous breccia. 



A few fchifts. 



Of aluminous muriatic 

 and calcareous earths. 



Tiap. 



Sand-ftone, 



Ancient ("chid, 



A few brecciae. 



Of ftliceouSy aluminous, 

 muriatic and calcare- 

 ous earths., 



Porphyrel, 



Metalliferous rock, 



A few breccias. 



Soil. 



IV, INFLAMMABLES. 



1, Sulphurs, 



2, Petreola, 



3, Ambers. 

 4- Bitumens, 



