CONTENTS OF VOL. II. 



PART V. 



PHYSIOGEAPHY. 



. 253. Definition . . y . 1 



. 254. Objects of Physiography . V * 2 



. 255. General Description of the Species . * 3 



. 256. Arrangement of the General Description T* 

 . 257. The Collective Descriptions do not depend upon 



the Systems . . 14 



GENERAL DESCRIPTIONS OF THE SPECIES. 

 CLASS I. 



ORDER I. Gas ... 17 



OBDER II. Water , * .21 



ORDER III. Acid . . 22 



ORDER IV. Salt . . 27 



CLASS II. 



ORDER I. Haloide *. . 57 



ORDER II. Baryte . .101 



ORDER III. Kerate . . 154 



ORDER IV. Malachite . . .158 



ORDER V. Mica . . . 178 



ORDER VI. Spar . . .206 



ORDER VII. Gem ... 293 



ORDER VIII. Ore . . 373 



ORDER IX. Metal . 423 



ORDER X. Pyrites . . .446 



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