THE NATURAL ARRANGEMENT. XXVII 



GENERAL PROPERTIES OF THE GENERA 



OF CLASS II. 

 HALOIDE. 



Gen. I. CRYONE 21 -HALOIDE. (M.) 

 Sp. 1. O r t h o t y p o u s 2 2 (M.) Cryolite. 



Gen. II. ALUM-HALOIDE. (M.) 

 Sp. 1 . Rhombohedral Mum-Stone. 



Gen. III. MALACHITE-HALOIDE. (S.) Color green, or blu- 

 ish green. H. 2'0 . , . 3'0. G. 2*3 . . . 3'0. 



Sp. 1 . Staphyline(S.) Chrysocolla. 



2. Lirocone 23 ( S. ) Liroconite. 



3. H e x a h e d r a 1 (S.) Cube Ore. 



4. P r i s m a t i c (S.) Skorodite. 



5. H a b r o n e m e (S.) Nickel Green. 



Gen. IV. FLUOR-HALOIDE. (M.) H. 4'0 . . . 5'0. G. 3-0 

 . . . 3'3. 



Sp. 1. Octahedral (M.) Fluor. 



2. Rhombohedral (M.) Apatite. 



3. Pr i sm atic (S.) Herderite. 



4. Fluellite. 



5. H e m i-p r i s m a t i c (S.) Yttrocerite. 



Gen. V. LIME-HALOIDE. (M.) H. 3'0 . . . 4*5. G. 2'5 



. . . 3'2. 

 Sp. 1. Prismatic (M.) Arragonite. 



21 Kpyo, ice, in allusion to the easy fusibility of the min- 

 eral. 



23 Opdo, straight, and TU^O^, form, in allusion to the per- 

 pendicular cleavage of the mineral. 



2 * Afjpfe, pale, and xovia, powder, or dust. 



