29 
and in combination with other substances. — As saloon. 
bordering on the varieties of actinote in the ad- natThist. 
joining opposite glass case, we have here the dial- 
lage, the green variety of which, called also 
smaragdite, is considered by Werner as agranu- 
lar variety of actinote ; in combination with 
saussurite (a variety of compact feldspar) it con- 
stitutes the verde di Corsica, — In its vicinity is 
also placed the axe-stone or Punamu-stone, thus 
called after one of the New Zealand islands, 
where the natives make hatchets, idols, &c. of 
it : it is generally considered as a variety of jade. 
(Case 17.) This case is occupied by the mi- 
caceous and talcose substances.— Among the va- 
rieties of mica or glimmer may be specified those 
that exhibit perfectly transparent crystals ; the 
beautiful red and yellow varieties, together with 
those of metallic lustre : diverging-radiated mica, 
&c- — Among the specimens of pinite (micarelle 
of Kirwan) is that in minute crystals imbedded 
in a feldspatic rock, from St. Michael's Mount in 
Cornwall. — Lepidolite ; with this is placed a spe- 
cimen of what is considered as compact lepido- 
lite. — Intermediate between mica and talc is the 
chlorite, among the varieties of which are the 
earthy, common, foliated, and the slaty : the 
last of these, with octohedral magnetic iron- 
stone, bitter spar, &c. — Of talc we have the 
common 
