Its cleavage is concave ; under the blow-pipe, when with borax, it melts to a pale green glass.
This substance is often distinguished by the name of the place where it was found.
Oriental, which is sufficiently hard to scratch rock crystal, is the
most esteemed ; it is found in Ama-papourah and different other
countries of the Bast.
The chrysolite of Brazil is much brighter than the peridot, and often even of a beautiful golden-green colour.
That of Bohemia is rather inferior to the latter.
The chrysolite of Saxony is merely a greenish topaz, peculiar to that country.