Chemistry and Physics, 61 
SCIENTIFIC INTELLIGENCE. 
I. CHEMISTRY AND PnHysics. 
1. On the New Element, Philippium.— De.arontaine has 
_ yttria and ba chia Adenittitrg it to be a proto male, the atomic 
_ weight of the metal would be between 90 and 95. Phili ippium 
_ formate crystallizes easily in small brilliant rhomboidal prisms less 
Soluble than yttrium f te. The oxalate is more soluble in 
 bium and yttrium salts remain colorless. Concentrated solutions 
_ of philippium show a spectrum oe a magnific ents pele 
| Oct., 1878. GF. 
_ 2. Onthe New Element —- —DeELAFONTAINE has ana 
the discovery of a second n w element in the mineral samarskite 
es : 
; decipiens, deceiving. The ae if the formula DpO be assigned 
to it, has a molecular weight of 122; it has not been obtained 
: sufficiently tree from didymium oxide to enable the author to say 
that it is white, though its salts are colorless, the acetate crystal- 
lizes easily, being less soluble than that of didymium but more so 
_ than that of terbium. Potassio-decipium sulphate is but slightly 
soluble in a ssaninttnd solution of eine det sulphate, though it 
dissolves easily in — The nitrate gives an absorption spec- 
_ trum consisting of at least three bene 3 in the blue and the in- 
_ digo, The most vefisagwila of these is a little less broad than 
length of 4780; nearly ‘a the same ian as one of the didymium 
bands, but far more intense. Finally a little to the right and 
