Sp. 





26 A New Mineralogical Notnenclatun 







(J onus 5. 



Sapphikus. 







H = 7.5— 0. 



G =3.5— 4.6. 



1. 



2. 

 3. 

 4. 

 5. 



S. 

 S. 



s. 

 s. 



s. 



rectangula, 



octahedra, 



oiitoina, 



infusilia, 



rhorabohedra, 



Chrysoberyh 



Automolite. 



Dysluite. 



Sapphire, 







Genus 0. 



Adamas. 



H = 10. G=3. 1—3.6. 

 Sp. 1. A. octaliedrus, Diamond. 



(icnus 7. Topazius. 

 H=8. G=3.4— 3.6. 

 Sp. 1. T. rhombicus, Topaz. 



2. T. Vesuvianus, Forsterite. 



(J onus 8. Chrysolxthus. 

 H=6.S— 7.5. ■ G=3.3.— 3.5. 

 Sp. 1. C. rectangulus, Chrysolite. 



Sp. 



2. 



C. 



obliquus, 



Ligurite. 







Genus 9. 



Hyalus. 







H=5.5— 7. 



G = 2— 3.3. 



1. 



H. 



bicolor, 



lolite. 



2. 



11. 



acutus, 



Axinite. 



3. 



H. 



rbombohedru3, 



Quartz. 



.1. 



II. 



opalinus, 



Opal. 



5. 



II. 



Vulcani, 



Obsidian. 



6. 



II. 



sphajrulus, 



Sphcerulitt ■ 



7. 



II. 



ferriferus, 



Isopyre. 



Genu* 10. I.okacius. 

 H=7. G = 2.9 — 3. Crystals monomctric. Coloi white or gray. 



Sp. I. B. hemihedrus, Boracitr. 



GenuB 11. Cakbunculus. 



H = 6.— 7.5. 0=3.9—4.8. 



Sp. 1. C. hemibcdius, Hclvin. 



2. C. obliquus, Brucite. 



3. C. acrotomus, Humite. 



4. C. dimetricus, Tdoerate. 



