TYPE MINERALS. 3 
34 Psilomelane — Hydrous Oxide of Manganese. 
Royal Tron Mine, Cornwall. 
35 Silicate of Manganese. Devonshire. 
ir Tavistock. 
CLASS II. Character:—Brittle, easily fusible and volatile. 
ARSENIC. 
37 Native Arsenic. Saxony. 
38 Arsenolite. Banat, Hungary. 
39 Realgar, massive,—Red Sulphuret of Arsenic 
Moldava, in Banat. 
AO Realgar, in crystals. Hungary. 
41 Arsenical Pyrites, or Mispickel Freiberg. 
42 as » with Galena. Freiberg. 
ANTIMONY. 
43 Senarmonite—Oxide of Antimony. Constantine, 
Algeria. 
44 Antimonial Glance, with quartz. Braundsdorf, 
Freiberg. 
45 Bed Antimony, or Kermesite. Freiberg. 
46 Berthierite ; contains Sulphur, Iron, and Antimony. 
Braunsdorf, Freiberg. 
47 Jamesonite—Sulphuret of Antimony and Lead. 
Cornwall. 
48 Boulangerite—Sulphuret of Antimony and Lead. 
Andreasberg, Hartz. 
49 Antimonite. Felsobanya, Hungary. 
50 Sulphuret of Antimony, E. Indies. 
TELLURIUM. 
51 Graphic Tellurium. Offenbanya, in Transylvania, 
BisMutH. 
52 Ividescent Sulphuret of Bismuth. Cornwall. 
53 Tannenite (Bismuth and Copper in quartz). Saxony. 
54 Native Bismuth, with Cobalt. Schneeberg, in 
Saxony. , 
