340 INDEX. 



in a matrix of volcanic aflies and tufo, near VI- 

 cenza, 1 9. 



Chalcedony is a parafitical {tone, produced by water in volcanic 



matrices, 56 58. 



found in beds and ftrata, 83. 

 " unripe, a mixture of foap-ftone in Serpentine-beds, 



related nearly with Jade, 89. 57. 

 .... in Tofcana, 268. 



- in Iceland, 57. 



Calluri (Dr.) at Siena, 2^2. 

 De Camalaali (monti) volcanos, 127. 

 Camincr (JLll%ab.) at Venice, 29. 

 Canncllo (antico) marble, 216. 

 Carburi (Count Marco), 



at Padua, 15. 

 Carrara. 



Marble quarries, 292. 



white 



.. g re }"> fardigliO) or llgio di Carrara , 298. 



ftiiped with naica, Cipolinaccio ell Carrara, 298. 



Catajo {monte), 



an ancient volcano. 



See Lava and Bafaltes, 

 Caverns (fubterraneous) 



in limeflone rocks, 11.322. 



Ancient volcano, 126. 



China day. 



A pyrous earth, found near Bergamo and Tretto, 32. 

 Mixed with flate, quartz, and mica, 54. 56. 



' According 



