30 
SALOON. 
Nat. Hist. 
(bildstein of Werner, talc graphique of Haiiy), 
employed by the Chinese for carving images, 
vessels, Sec. —The keffekil or meerschaum, from 
Natolia, of which pipe bowls are made; and a 
related substance, called kejfekilite by Dr. Fischer, 
who discovered it in the Crimea.— Lithomarge , 
the more remarkable varieties of which are, that 
of a reddish yellow colour, from Rochlitz, in 
porphyry; the fine purplish blue variety from 
Planitz, called terra miraculosa Saxonica by old 
writers.— Fuller 9 s earth. — Bole; green earth, Se c. 
Cases 19 and 20. In these and the three 
following table-cases are deposited the various 
carbonates of lime .—Crystallized carbonate of 
lime or calcareous spar; specimens illustrative 
of the cleavage, supernumerary joints, colour, 
Sec. ; primitive rhombohedron ; various second¬ 
ary rhombohedrons: among these the most 
common, but not the least striking, is the inverse 
rhombohedron, so called from being as it were 
an inversion of the primitive; the same with a 
considerable admixture of quartz, commonly 
called crystallized sandstone of Fontainebleau. 
Prismatic and pyramidal modifications of the 
same, among the former of w ? hich are the beau¬ 
tiful varieties from the Hartz, Salzburg, &c.* 
Case 21. The same continued: this case 
contains specimens of the lamellated varieties of 
* For a greater variety of the modifications of crystallized carbonate 
of lime, see the British Collection (Room X.), especially Derbyshire 
and Cumberland. 
carbonate 
