22 Biographical Memoir of the late Dr Henry. 



In conclusion, it may be permitted to one so near to him in 

 blood and in affection, to indulge the conviction, that faculties 

 so vigorous and excursive, so amply furnished with materials 

 for the illustration and enforcement of truth, might, had they 

 been reposited in a less frail tenement, have raised some endur- 

 ing memorial of their compass and energy ; — if dedicated to 

 the history of science, impartially weighing and recording the 

 services of individual minds, yet with vigilant and subordinate 

 reference to the general intellectual movement of each epoch ; 

 from which even genius itself derives its primitive impulse if 

 not its special direction ; — or if aspiring to trace the footsteps 

 of design in the Economy of Nature, ascending from the loftiest 

 generalizations and most comprehensive laws to the contempla- 

 tion of the Great Fountain of all truth and of all science. 



Analyses of Basalt and of Lava from Etna. By A. Lowe of 

 Vienna. * 



Basalt has often been made the subject of chemical exami- 

 nation. Of the analyses, in which it was regarded as a simple 

 mineral, those of Klaproth and R. Kennedy are particularly de- 

 serving of attention. The former examined the basalt of Ha- 

 senberg near Klappey, not far from Libochowitz in Bohemia, 

 and the latter that of the island of Staffa. 



These analyses afforded the following results : — 



From Poggendorff^s Annalen, 1836. 



