14 
room viii. jaspers ; porcelain jasper, &c. Scotch and other 
NaiThist. plain and striped flints, cut and polished. Precious 
opal of brilliant colours, disseminated in a dissolved 
porphyritic mass ; a large opal set in a ring : semi¬ 
opal: variety usually called Oculus mundi, be¬ 
coming transparent when immersed in water (a 
polished oval piece in a case). Pitch stone ; tube¬ 
rose tone or menilite, from Menil Montant, near 
Paris, where alone it has been hitherto found. 
Woodstone or petrified wood (in one of the 
specimens the pores are completly preserved). 
Calcedony in stalactitical and other forms : an 
egg-shaped piece of calcedony, containing water 
(enhydros) ; cacholong or calcedony in a state of 
decomposition, &c. ; carnelians: a druse with 
red quartz crystals ; a case with rings of mocca 
stones, &c. 
(JJiv. b.) Various agates : jasp-agates, fortifi¬ 
cation agates, onychine agates, moss agates, &c,—- 
Mealy, fibrous, foliated zeolite; cubicite, &c. 
cross stones (Harmotome Haiiy ). Large oval 
piece of azure stone (lapis lazuli). 
(Div. 7.) Soapstone or steatite ; a species of 
jade of which the Chinese carve figures and small 
vessels ; nephritic stone, called axe-stone, from 
New Zealand, where the natives make hatchets, 
8 c c. of it. Precious and common serpentine, 
diallage, smaragdite, &c. Common or Venetian 
talc 
