50 
A SYSTEM QF 
SECT. LXXXI. 
' g, Solidj and of vifible particles, Solida pur- 
tkulis majorihus ^ Serpentine ftone. Lapis 
Serpentinus, 
" I. Of fibrous and coherent particles, Lapis 
ferpentinus fibrofus. 
This is compofed, as it were, of fibres, 
and might therefore be confounded with 
the afbeftus, if its fibres did not cohere fo 
clofely with one another, as not to be feen 
v/hen the ftone is cut and poiifhed. The 
fibres themfelves are large, and feem as if 
they were twifted. 
Peep green. 
Is fold for the lapis nephriticus^ and 
is dug at fome unknown place in Ger- 
many, 
b» Light green, from Skienfliyttan, in 
Weftmanland ; is ufed by the plate- 
fmiths, inftead of the French chalk, 
SECT. LXXXII. 
2. Fine grained Serpentine ftone, Serpentinus 
particulis granulatis : the Zoeblita Serpen- 
tine, 
But none of ;hefe vaneties is found in the rock, without being 
interfperfedwith the un6luous clefts. When they are too many, 
too clofe to one another, and make the ftone unfit for ule, 
they are in this cafe called by the Swedifli miners, Skioligrt and 
of this kind is a great quantity found at Salberg and Swartwik. 
Moft part of the foap-rock, which is found in Sweden, is 
likevvife mixed with glimmer or mica, and then it is called 
fdgjien, that is, Ollaris^ Sed^ CcUv. 
u. Blaclo 
