Society for the Encouragement of National Industry. 371 
12. Spodumene from Utoe in Sweden. 
Silex, - 63.29 
Alumine, - - - - 28.78 
Lithina,  =- . . - og BBB 
Black Oxide of Iron, - - 79 
Oxide of Manganese, - - - 20 
Water or loss, - - . . Bg 
98.46 
13. An Analysis of Taffelspath of Pargas, (Wollastor- 
ite of Haiiy) by P. A. De Bonsdorf, gave 
Si A typ Os el de ot 
ilex, - ; 52.58 
iia sie inti ik. ante Sk ae 
Magnesia, OO ee 68 
Oxidule of Iron, - - - 1.13 
Alumine, a trace, Volatile parts, - . .99 
99.93 
The small portions of Magnesia and Oxidule of Tron, are 
considered as foreign mixtures, and the mineral itself is re- 
garded. as a bisilicate of Lime, hence its mineralogical 
Formula willbe C.S?. 
3.. The Society at Paris for the encouragement of Na- 
tional industry held a general meeting on the 17th of April 
1822. M. Chaptal; president, read_a discourse relative to 
the object of the convocation. M. De Gerando, secretary 
general, made a report upon the proceedings of the council 
of administration during the past year. Besides the inven- 
tions which have appeared worthy of the premiums which 
were adjudged during the session, and of which an ac- 
| 
ed. 
be immediately applied to watches of all kinds.—Janssens, 
_ for various improvements on the clarinet.—Labbaye, for 
his copper wind instruments, such as the ophicliede, the 
french horn and the trumpet : this artist knows how to bend 
d.—Larresche, for his reveil or alarm 
