ROCKS, 163 



Caleareous, continued. 



Pietra di Mezzano, a compact Limestone. Brescia, Italy. 

 Concretion of C irbon itc of Lime, resembling Coral. Freiu*, 



Switzerland. 



Pudding-Stone, Porto/wo, near Genoa. 

 Dolomite, several speoiraain. B;.nn,, Switzerland. 

 Calcitic Dolomite. St. Ulrivh, Tyrol, 

 Gypsum. Corfu. 



La Striscia, Tuscany, Italy. 

 Tufo. Appian Way, Rome. 

 Calcareous Tufo. Ticoli, near Rome. 

 Travertine, with dicotyledinous leaves. Ticoli. 

 Alabaster, from the Temple of the Sphinx, Egypt. 

 African Alabaster. 



Alaba*trite, two specimens. Caslelnnovo delV Abate, Italy. 

 Selenite. Niagara. 



Calcareous Conglomerate. Crocejieschi, Italy. 

 White Marble. Wa'^us'au VaUny*, Italy. 



North Burma. 



sacchnroid. Carrara, Italy. 



Gray primary Marble, of which Gibraltar Rock is formed. 

 Bardiglio Marble. Carrara, Italy. 

 Dove 



Brocatello di Siena. Italy. 

 Blair Athol Marble. Scotland. 

 Kilkenny Ireland. 



Victoria 



Tiree Scotland. 



California 

 Rosso di Prato Italy. 



