32 



A New Mincralogical Nomenclature. 



Genus 5. Elasmites.* 



H = l— 1.5. G=4.2.— 8.2. Structure foliated. 



Sp. 1. E. quadratus, 



2. E. lboinbicus, 



3. E. rhoinboideus, 



4. E. hexasronus, 



Foliated Tellurium. 

 Slcrnbergite. 

 Flexible Silver. 

 Molybdenite. 



Genus 6. Bismites.+ 



H=2 — 2.5. G=6. 1 — 7.6. Very fusible. Contain bismuth. 



Sp. 1. B. rectangulus, Sulphuret of Bismuth. 



2. B. acicularis, Acicular Bismuth. 



3. B. rhombohedrus, Telluric Bismuth. 



Genus 7. Zincites. 



G=5.5. — 5.6. Contain zinc. 

 Sp. 1. Z. flamnians, Rionitc. 



ORDER XL ADEL1NEA. 

 Genus 1. Acarpia.J 



H=3.5— 4. G=3.9— 4.1. 



Sp. 1. A. cubica, 



2. A. dodecabedra, 



Manganblcnde. 

 Blende. 



Genus 2. 

 H=i— 1.5 

 Sp. 1. C. rhomboidea, 



Genus 3. 

 H=2— 2.5. G=5.2— 8.1. 

 Sp. 1. R. obliqua, Miargyritc 



2. R. rhombohedra, 



3. R. florida, 



4. R. peritoma, 



Cerasia.^ 



G=4.5— 4.6. 



Red Antimony. 

 Rubella. 



Dark-Red Silver. 

 Light-Red Silver. 

 Cinnabar. 



* EXnn/za, a plate of metal. 



t Contracted from bismutites, which is derived from bismutuin, the Latin of 

 bismuth. 



t Axapnot, sterile ; alludes to the difficulty of reducing the species to the me- 

 tallic state. 



5 Cerasus, the cherry tree ; in allusion to the color. 



