143 
marblesthe marmolite of Hoboken in New 
Jersey likewise belongs to it. Among the 
varieties of the common serpentine, those from 
Bareuth and from Zoblitz in Saxony are best 
known, where they are manufactured into vases 
and various other articles; serpentine with im¬ 
bedded garnets, magnetic iron stone, asbest, 
&c.—With these is placed the olivine , which, in 
its purer state, is denominated chrysolite or peri¬ 
dot ; and when protoxide of iron is predominant, 
has been called hyalosiderite . 
Case 25. Silicate of zinc , called also electric 
or siliceous calamine; the finest specimens of 
which are those from Siberia and Hungary.— 
Silicate of manganese , of which there are several 
varieties, (some only mechanical mixtures of this 
silicate, carbonate of manganese, and quartz,) 
which have received particular names, such as 
allagite, rhodonite, &c.— Silicate of cerium or 
cerite , from Bastnas, Sweden.— Silicate of iron , 
to which belong the hisingerite, sideroschizolite, 
and chlorophasite.— Silicate of copper , or siliceous 
malachite, formerly called chrysocolla, and cop¬ 
per green ; to which is also referred the dioptase 
or copper emerald, a scarce substance from the 
Kirguise country in Siberia.— Silicate of zircon^ 
to which belong Werner’s common zircon and 
some hyacinths, from Ceylon, Auvergne, Chili, 
the Lake Ilmen in Siberia \—and the variety 
called zirconite from Friedricksvarn in Norway, 
&c.; 
LONG 
GALLERY. 
