412 Miscellaneous Intelligence. 
mineralogical constituents. The classification as proposed by 
Tschermak, with some typical examples under each head, is as 
follows: 
I. Meteorites Racing: essentially of iron: Meteoric iron. 
A, rte aving an iron ground-mass with enclosed sili- 
cates. (a) Pallasite: iron and olivine the chief constituents 
(Pallas-iron, Atacama, Bitburg); (4) Mesosi eS iron wit 
olivine and bronzite "(Ha ain nholz, Estherville) ; ) es 
iron and bronzite (Rittersgriin, Breitenbach, ste ane a- 
hamite : iron with page a, olivine, bronzite (Sierra da Ghaeah 
Ill. Meteorites consisting chiefly o of olivine and bronzite with 
iron as a subordinate eet tere the texture pont chondritie. 
ere (Aigle, Knyahinya, New Co neord, Pultu 
rite: olivine and bronzite “Maobhe om); (¢ a togenite: bronzite 
or hypersthene (Ibbenbiihren, Shalka) ; (d) Onadnitey. cues 
(Bishopville) ; (e) Bustite: diopside and enstatite (Bus 
V. Meteorites consisting Page nvee§ of augi Pe Srouate, lime 
feldspar; with Anes cru (a) Howardite: augite, bronzite, 
plagioclase (Frankfort, Peon ee (d) Tielelios ‘augite, anor- 
thite or maskelynite (Jt mare : onzac, Stannern, Petersborough). 
— Ber, Ak. Wien., July 7, 
Ill. Miscetnanrous ScreNnTIFIC sabia ge <6 
th Jo 
Smith, Sears Sir Edward Sabine and William Spottiswoode, 
and then proceeded with his palijees <- obligations of pure 
galiestics to other sciences as the sources of mathematical 
theo ‘The address of Professor O. Henrici, renee of the 
eee ele- 
ungoid relics. In the course of his review of the relations of 
the genera of Coal plants, he observed that Calamodendron and 
alamites are the same in type and both Equisetaceous; that one 
tall and slender Cilentien tad at the Wovinide Colliery, near 
Ashton-under-Lyne, proved on measurement by him to be 30 feet 
