1^1 



ON THE MEIONITE. 



tity may be obtained, than from any vegetable hitherto ope- 

 rated upon*. 



1000 grains of the fresh root, dug up early in May, afford 



Grains, 



Very pure white dry fecula • 254 



Dry pulp 28 



Water, soluble mucilage, and extractive matter 718 



1000 



The more we reflect upon the general diffusion of this Fecula very 

 nutritious principle throughout the vegetable kingdom, the p"e'-ally dif- 

 greater occasion have we to be seriously and unfeignedly 

 thankful to that Almighty Being, whose extensive benevo- 

 lence has thus bountifully placed within the reach of man a 

 sufficiency of nutriment, in every corner of the Earth ! 



VIII. 



Remarks onMe'ionite ,■ with some Observations on a Paper by 

 Mr. Frederic Mohs, in which this Substance is considered 

 as a Variety of Feldspar. By Mr. Tonnelier, Keeper 

 of the Cabinet of Mineralogy to the Council of Minesf. 



JJ'OES the mineral mentioned by the name of meionite Is tre'ionUea 

 in the Tableau mcthodique of Mr. Haiiy constitute a distinct verier'? ""^^ 

 species, or is it merely a variety of some species formerly 

 known ? Such is the question, that suggested itself to me, 

 on reading a paper by Mr. Frederic Mohs, lately inserted 



* The root of this plant has been employed for making starch in the 

 island of Portland, from time immemorial. Some years ago the Society 

 of Arts gave a premium to a person of that island for an account of the 

 process, with a specimen of the starch. 



t Journal des Mines, vol. XX, p, 16S. 



