MINERALS FROM NEW CALEDONIA. 245 
For the sake of comparison I append the analysis of the mineral 
from the Isle of Syra, Dana’s Descriptive Mineralogy, p. 244 
(Schnedermann, J. pr. ch. xxxiv, p. 238), also an analysis by 
Bodewig of a specimen from Zermatt. 
Analysis 
Syra. Zermatt. 
ts Sais baie 56°49 SD: 4 nade 57°81 
| Seeanigs 12°23 Al.O, 12°03 
Se eee 10°91 BG: oir cacarecayens 217 
— emrberrurtes 50 FeO aan 
yeaa erens 7°97 MoO: avis 
oa Roane tet 2°25 Oo. $i Vices sakank 
SS SE ae aes 9:28 Wa sciskciscecet 33 
se ngeane traces 
100°39 
“to —A rolled nodule—no locality, probably from Tchio. 
ne.—The rock known as ophiolite or serpentine is very 
lasely: Revaloped in New Caledonia, forming in fact mountain 
ranges ; but the mineral known as noble or precious serpentine is 
not common. 
Some of the one = _ a very peculiar plum colour and 
plum-like bloom on its s 
A specimen of the common massive serpentine was found to 
contain 0-78 per cent. of nickel oxide.’ 
Marmolite.—aA foliated variety of serpentine of a green colour, 
translucent, in flat platy fibres, pas sing into an asbestiform variety, 
said to be Siioctated with the chroine j iron ore deposits at Tiebaghi 
Tale.—Of a white silvery or pale green colour, highly lustrous, 
Possessing a schistose structure, and containing long semi-trans- 
parent A neine crystals of actinolite 
Steati ite OE a white colour, translucent, mixed with some ser- 
pentine ; collected by Mr. Rossiter at Yate ? 
green variety from Moira, also at the Balade m 
Chlorite.—In masses of the usual dark olive-green preree break- 
ing with a —— fracture, presenting rosette-like groups of 
; Balade min 
aolin.—From Om abotelia Of a dazzling white colour, very 
fate, with a harsh feeling. A creer examination onl 
made of the specimen on its being found to be practically pure 
hydrated silicate of alumina, with but a trace of sesquioxide of 
With little preparation would probably be extremely well 
roba 
adapted for the manufacture of porcelain of the best quality. 
Pe asa Minerals from New Caledonia. Jour. Roy. Soc., N,S.W., 1874, 
