34 CATALOGUE OF PHILOSOPHICAL APPARATUS, &c. 



speak) in prisms resembling the little columns produced by 

 artificial heat in the same material at Rotherham, Yorkshire. 

 In the same drawer by way of comparison are placed specimens 

 of the columnar sandstone of Bradford, Yorkshire. 



Drawer 60. Trap rocks, many highly cellular. Blaue Kuppe near Eschwege, 

 Meisner, &c. Hessia. 



Drawer 61. Volcanic rocks from Rhongebirge, Hessia. 



The hill called Pferdekopf from which the specimens are taken has 

 been represented as a crater. Some specimens are highly scori- 

 aceous. 



Drawer 62. Clinkstone and other rocks associated with it, containing natro- 

 lite, from Hohentweil, and other localities near Constance. 



Drawer 63. Trap rocks, including clinkstone and basalt. Toeplitz, Bohemia. 



Drawer 64. Suite of specimens from the modern volcanos of Kammerburg 

 near Egra in Bohemia, consisting of scoriae and cellular lavas. 



Drawers 65, 66. Specimens illustrative of the amygdaloidal clinkstone for- 

 mation of Kaiserstuhl near Brisgau on the Rhine, including 

 Hyalite, Chalcedony, and sundry Zeolites. 

 N. B. See, for the contents of Drawers 51 66, "Volcanos," p. 70, et seq. 



Drawers 67, 68. Tertiary rocks with nummulites and other shells, through 

 which the trachyte of Gleichenburg near Gratz in Styria has 

 protruded. 



Alternating with scoriaceous and cellular volcanic rocks, the latter 

 with nodules of olivine. 



Volcanos p. 186, et seq. 

 * 

 Drawer 69, 



HUNGARY. 



Drawer 70. Greenstone porphyry of Beudant, associated with primary rocks, 

 and passing into Sienite. 



Drawer 71. Trachyte and trachytic porphyry* of Beudant. 



* Distinguished from trachyte by the general augite, and titaniferous iron, and by the abun- 

 absence of scoriform substances, of hornblende, dance of quartz present in it. 



