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V. Oxygen Compounds. 



/. Oxides, or Binary Oxygen Compounds. 



Oxides of Elements of Gold, Iron, and Tin Groups. 



Chromite iMinium 



Diaspore 



Asbolite 

 Anatase 

 Beauxite (?) 

 Brookite 

 Brucite 

 Cuprite 

 Corundum 

 vars. 



Sapphire 



Franklinite 



Goethite 



Hematite 



IJmonite 



Massicot 



Magnetite 



Melaconite 



Pyrolusite 



Psilomelane 



Pleonaste (spinel) 



Periclasite 



Rutile 



Stilphnosiderite 



Wad 



Zincite 



Oriental Topaz Menaccanite 



ii. Oxides of Elements of Arsenic and Sulphur Group. 



Arsenolite Kermesite Valentinite 



Bismite Molybdine Wolframine 



Cervantite Senermontite 



iii. Oxides of Elements of Carbon -Silican Group. 

 Quartz. 



A. Vitreous vars 



Rock crystal 

 Smoky. 



B. Crypto-crystalline vars. 



Basanite, Chalcedony, Cornelian, Prase, Sinter, 

 Chert, Jasper, and others. 



C. Other vars. 



Common Opal, Resin, Wood and Semi-opal, Hydro- 

 phane, Cacholong, Menilite, Hyalite, Geyserite, 

 and Infusorial Earth. 



Arfvedsonite 



Actinolite 



Augite 



Asbestos 



Beryl 



//. Ternary Oxygen Compounds. 



1. Silicates. 



A. Anhydrous Silicates. 



i. Bisilicates. 



Enstatite 

 Hypersthene 



Hornblende 

 Hidenbergite 



Pyroxene 

 Schiller-spar 

 Tremolite 

 Wollastonite 



