HANDBOOK FOR THEl DEPARTMENT OF GEOLOG^. 



5ii 



Original minerals — Continued. 



Original minerals — Continued. 



4. The Monoclinic Pyroxenes — Cont'd. 



43 



. The Elements — Continued 



Ac. Augite. 





43c. Iron. 



Ad. Acmite. 





43«Y Copper. 



Ae. Aegerite. 



44 



The Metallic Sulphides. 



5. The Rhombic Pyroxenes. 





44a. Galena, 



5a. Eustatite (Bronzite). 





446. Sphalerite. 



56. Hypersthene. 





44c. Pyrrhotite. 



6. The Micas. 





44(7. Marcasite. 



6a. Muscovite. 





44e. Pyrite. 



66. Biotite. 





44/. Chalcopyrite. 



6c. Phlogopite. 





AAg. Arsenopyrite. 



7. Calcite. 





Secondary minerals, 



8. Dolomite. 



1 



Quartz. 



9. Gypsum. 





1«. Chalcedony. 



10. Olivine. 





16. Opal. 



11. Beryl. 





lc. Tridymlte. 



12. Tourmaline, 



2. 



Albite. 



13. Garnet. 



3. 



The Amphibole Group. 



14. Vesuvianite. 





3a. Hornblende. 



15. Epidote. 





36. Tremolitc. 



16. Zoisite. 





3c. Actinolite. 



17. Allauite. 





3a*. Uralite, 



18. Audaluslte. 



4. 



Muscovite (Serlcite), 



19. Staurolite, 



5. 



The Chlorites. 



20. Fibrolite. 





5«. Jefferisite. 



21. Cyauite. 





56. Ripidolite. 



22. Scapolite. 





5c. Penniuite. 



23. Apatite. 





5d". Prochlorite. 



24. Ela;olito and Nepheline. 



6. 



Calcite (and aragouite). 



25. Leucite. 



7. 



Wollastonite. 



26. Cancriuite. 



8. 



Scapolite. 



27. The Sodalite Group. 



9. 



Garnet. 



27a. Sodalite. 



10. 



Epidote. 



276. Hauyn (nosean). 



11. 



Zoisite. 



28. Zircon. 



12. 



Serpentine. 



29. Chondrodite. 



13. 



Talc. 



30. Cordierite. 



14. 



Kaolin. 



31. Topaz. 



15. 



Pectolite. 



32. Corundum. 



16. 



Laumontite. 



33. Titanite (sphene). 



17. 



Prehnite. 



34. Rutile. 



18. 



Thomsonite. 



35. Menaccanite. 



19. 



Natrolite. 



36. Maguetite. 



20. 



Analcite. 



37. Hematite. 



21. 



Datolite. 



38. Chromite. 



22. 



Chabazite. 



39. The Spinels. 



23. 



Stilbite. 



39a. Pleonast. 



24. 



Heulandite. 



396. Picotite. 



25. 



Harmotome. 



40. Pyrolusite. 



26. 



Magnetite. 



41. Halite (common salt), 



27. 



Hematite. 



42. Fluorite. 



28. 



Limonite. 



43. The Elements. 



29. 



Siderite. 



43a. Graphite, 



30. 



Pyrite. 



436. Carbon, 



31. 



Pyrrhotite. 



