258 Scientific Intelligence. 
Picnshenet of ammonia, 107-76 
Bibo of soda, 103-29 
Sulphate of lime, trace. 
1°26 
Carbonic adie (Sree), es ie vi aes, a ees es ee 36°37 
Silicic acid, nee 8°23 
Matters oie at a red heat, 65°77 
484-35 
In this table the constituents are necessarily anvengy as anhydrous 
salts; the biborate of soda, however, contains about 47 per cent of 
of the eae eds aters of i oateny, this ammoniacal salt may be 
scented and made available for economical purposes. This Jocality is, 
worthy of a most careful examination to ascertain how considerable 4 
flow of water can be depended on. Fay a Prof. J. D. Whitney's Geo- 
a a of Varennes vol. i, p. 96. 
Additional note—The San Francisco papers received last Saturday 
state, in ee to — California borax: During the year they have sup- 
plied the local demand of thirty to forty tons and shipped two hundred 
tous to New York. The borax is collected from the mud at the bottom 
of the lake, during the dry season, t he yield last season averaging about 
two and a half tons per day. e “crude borax ” thus obtained is “so 
pure that, the Mint and assayers of eon city use the crude article in pref 
érence to she: refined brought from a ose *_ Weekly Bulletin, Jan, 13th. 
ic Marsupials of Victoria, Australia.—A very interesting 
pidiicn to aK National Museum fo of Melbourne, has recently 
been made through the kind offices of Dr. Greeves, who has on former 
occasions ae peng the museum with el bones. The presen nt 
: and ce 
1e anicnnle of Feat in Victoria and of tome the national collec- 
; ent 
