260 Correspondence of J. Nickles. 
2. Correspondence of Jerome Sees dated at Nancy, France, Nov. 2, 
~ ses —Death has lately made great ravages in the scientific world 
in Fran Among those who have deceased since the date of my last 
coresponenee, should especially be mentioned De Sénarmont,’ who was 
icist, @ mineralogist and a crystallographer ; Count de 
Gasparin, Fiacagialsbet 1 as an agriculturist, after having sustained an 
important political position; and Jomard the archeologist and her 
and the Jast survivor of the “ Znstitut @’ Egy uP, ” that celebrated “institu 
tion which was formed during the French revolution in connection wit 
e Expedition to Egypt. e following jn alan may be mentioned 
concerning ee three savants, 
Henri Hurran de Sénarmont, born at Browé (Eure et Loir) Sept. 6th, 
1808, died mmede July 4th, 1862, at the age nearly of 54 years. Of a 
serena family, he received a complete education, having entered 
e School in 1826 which he left to enter the School of Mines. 
ie he was promoted to the rank of engineer in chief of mines, a and in 
852 was elected a member of the Academy of Sciences, in the sectio 
of Minceslonsy in the place of Beudant. For many years he delivered the 
co ectures on Mineralogy at the School of Mines. The wor 
miele he has awe are numerous an varied, as is well —_ to the 
doués de Topacité métallique.” “Conductibilité des subs 8 
lines pour la chaleur.” “Conductibilité des cristaux pour Pélectricité de 
tension.” “Forma es minéraux humide dans les. gies 
talliferes concrétionnés.” “Formation par voie humide du cort ene 
€ ropriélés optiques bi-réfrin entes es corps t 
“Propriétés et formes aliens 4 “i “Production oat 
du preenens: dans les substances e ieiiiates ” “Mem 
erystallography. 
He determined a great number of crystalline forms, which Be = 
eee? by Rammelsberg in his « Krystallographische Chemie, of 
as mad own in France, by an excellent translation, the treatise 
Prof. Miller « on Crystallography. ach 
De Sénarmont was highly appreciated by Biot, who aided bim ™ his 
in his career, and left to him his sympathy for young students and 
aversion to public functions which do not belong to th 
science ; withal he was exceedingly modest ; elected in 1853 to the pos 
tion of perpetual Secretary in the Academy of Sciences in place 
Arago, he declined to accept it :? and upon his dea’ he al 
that no eulogy should be pronounced at his tomb, He ‘Teft many 
-? See this Journal, [2], xxxiv, 804. * This Journal, [2], xvii, 265. 
