xxu 



CONTENTS, 



CLASS VI. EARTHY MINERALS. 



ORDER I. SILICA. 



1. Quartz and its rarieties, 257 



2. Tabular Spar, 270 



3. Nemalite, 272 



4. Serpentine, 272 



5. Magnesite, 279 



6. Chondrodite, 281 



7. Boltonite, 283 



;< 8. Talc, 



X 9. Pyroxene,. ... 



10. Hornblende,. . 



11. Arfwedsonite, . 



12. Hypersthene, . 



13. Schiller Spar,. 



14. Anthophyllite, 



1 5. Hydrous Anthophyllite, 313 



ORDER II. 



1. Corundum, 314 



2. Spinelle, 315 



3. Automolite, 319 



4. Gibbsite, 320 



5. Aluminite 320 



6. Idocrase, 321 



7. Garnet, 323 



8. Scapolite, 329 



9. Staurolite, 333 



10. Feldspar, 334 



11. Labradorite, • 341 



12. Albite, 342 



13. Stellite, 342 



14. Mesotype, 344 



15. Stilbite, 345 



16. Heulandite, 346 



17. Epistilbite, 347 



ALUMINA. 



18. Apophyllite, . 



19. Prehnite, 



20. Thomsonite, . 



21. Laumonite, ., 

 22 Analcime, . . , 



23. Chabazite, .. 



24. Epidote, . . . . 



25. Tourmaline,. 



26. Clintonite,. ., 



27. Andalusite, . , 



28. Bucholzite, . . 



29. Kyanite, . . . . 



30. Achmite, . . , 



31. Pitchstone, .. 



32. Spodumene, 



33. Pyrophyllite,, 

 ^ 34. Mica, , 



1. Emerald, 



ORDER in. GLUCINA. 



. 374 2. Chrysoberyl, 



284 

 286 

 298 

 309 

 309 

 311 

 312 



348 

 349 

 350 

 351 

 352 

 353 

 354 

 356 

 361 

 362 

 364 

 365 

 366 

 367 

 368 

 368 

 369 



375 



ORDER IV. ZIRCONIA. 

 Zirconite, or Zircon, 378 



CLASS VIL METALLIC MINERALS. 



ORDER I. 



1. Native Iron, 382 



2. Magnetic Iron Ore, 383 



IRON. 



3. Specular Iron Ore, 



4. Limonite, 



385 

 386 



