XXII 
CONTENTS, 
CLASS VI. EARTHY MINERALS. 
ORDER I. 
SILICA. 
1. Quartz and its varieties,. 
8. Talc,. 
284 
2. Tabular Spar,. 
. 270 
9. Pyroxene,. 
286 
3. Nemalite,. 
10. Hornblende,. 
298 
4. Serpentine,. 
11. Arfwedsonite,. 
309 
5. Magnesite, .. 
12. Hypersthene,. 
309 
6. Chondrodite,. 
13. Schiller Spar,. 
311 
7. Boltonite,. 
14. Anthophyllite,. 
312 
15. 
Hydrous Anthophyllite,. 313 
ORDER II. 
ALUMINA. 
1. Corundum,. 
18. Apophyllite,. 
348 
2. Spinelle,. 
19. Prehnite,. 
349 
3. Automolite,. 
. 319 
20. Thomsonite,. 
. 350 
4. Gibbsite,. 
. 320 
21. Laumonite,. 
351 
5. Aluminite,. 
22 Analcime,. 
352 
6. Idocrase,. 
. 321 
23. Chahazite,. 
353 
7. Garnet,. 
24. Epidote,. 
354 
8. Scapolite, ... 
25. Tourmaline,. 
356 
9. Staurolite,. 
. 333 
26. Clintonite,. 
. 361 
10. Feldspar, .. 
. 334 
27. Andalusite,.„. 
362 
11. Labradorite,. 
28. Bucholzite,. 
364 
12. Albite,. 
. 342 
29. Kyanite, • •. 
365 
13. Stellite, .. 
. 342 
30. Achmite,. 
. 366 
14. Mesotype,. 
31. Pitchstone, .. 
. 367 
15. Stilbite,. 
32. Spodumene, ......... 
. 368 
16. Heulandite,... .. 
. 346 
33. Pyrophyllite,. 
. 368 
17. Epistilbite, . 
. 347 
34. Mica, . 
. 369 
ORDER III. 
GLUCINA. 
1. Emerald,. 
2. Chrysoberyl,. 
. 375 
ORDER IV. 
ZIRCONIA. 
Zirconite, or Zircon, 
. 378 
CLASS VII. METALLIC MINERALS. 
ORDER I. 
IRON. 
1. Native Iron,. 
3. Specular Iron Ore, . .. 
. 385 
2. Magnetic Iron Ore,.... 
4. Limonite,. 
. 386 
