398 Scientific Intelligence. 
5RO.2PO0,, 10MO,+-Aq. ‘ 
A double salt of one of the above acids with potassic nitrate has — 
the formula 
6KO.MO,+6KO. 2P0, .10MO,+18HO. 
tes R xvi, 702. 
5. On iodid of silicon and silico-iodoform.—F R1EDEL has ob- 
its vapor was found to be 19:1 
2, theo 
rm silic 
prittle 
thisit 
7. Connotations of Magnetism + b ny Earve © ae 
following summary gives the piiacipal points of the general 6 
cepted theory of terrestrial magnetism, together with su ations. 
cations as seem to be warranted by the foregoing consid ange a 
Although I can hardly imagine the possibility of semanas” 
