i 55 
of rutile in rock crystal, from Brazil, &c.;—the 
anatase , or octahedrite, from Bourg d’Oisans ;■— 
the silico-titanate of lime, called sphene or ti- 
tanite , among the varieties of which are those 
called brown and yellow menakan-ore, in large 
crystals, from Arendal in Norway, and that 
from St. Gothard, denominated rayonnante en 
gouttiere by Saussure, on feldspar with chlorite, 
&c.;—titanate of lime with titanate of ura¬ 
nium, &c. called pyrochlore , from F'redriks- 
varn in Norway;— titanate of iron; — crichtonite , 
broohite , See. 
Case 39 . Tantalates: — columbite or tanta - 
lite: —part of the specimen from North Ame¬ 
rica in which Mr. Hatchett discovered the 
metal;— yttrotantalite. —Oxide of antimony and 
antimoniates:— antimony ochre on native and 
grey antimony;— white antimony , formerly con¬ 
sidered as a muriate, on galena, quartz, &c.;— 
oxysulphuret of antimony, or red antimony , 
mostly in fine capillary crystals, from Brauns- 
dorf in Saxony, Malazka in Hungary, and a 
variety, from the Hartz, in flakes resembling 
tinder, and therefore called tinder ore. —Tung¬ 
stic acid and tungstates:— tungstate of lime 
(sheelin calcaire of Haiiy), also called tungsten 
(heavy stone), among the more interesting spe¬ 
cimens of which is the primitive acute octahe¬ 
dron from Allemont in Dauphiny ;— tungstate of 
iron and manganese or wolfram , massive and 
crystallized. 
LONG 
GALLERY. 
