xlv 



Mo . 



. Molybdenum 



Sr . . 



. Strontium 



Mo . . 



. Molybdic acid 



Sr . . . 



. Strontia 



N . 



. Nitrogen 



Ta . . . 



. Tantalum 



N . 



. Nitric acid 



Ta . 



. Tantalic acid 



Na (Natrium) 



. Sodium 



Te . . . 



. Tellurium 





Th . . . 



. Thorinum 



Na . . 



. Soda 







NH40 . 



. Ammonia 



th . . . 



. Thoria 



. . 



. Oxygen 



Ti . . . 



. Titanium 



Os . 



. Osmium 



Ti . 



. Titanic acid 



P 



. Phosphorus 







,v. 





¥i . . . 



. Oxide of Titanium 



P 



. Phosphoric acid 



V . . . 



Vanadium 



Pb . . 



. Lead 



U . . . 



. Uranium 



Pb . . . 



. Oxide of Lead 



U . . . 



. Protoxide of Ura- 



Pd . . . 

 Pt . . . 



. Palladium 

 . Platinum 





nium 



Eh . . 



. Ehodium 



^ . . .• 



. Peroxide of Uranium 



Eu . 



S . 



. Euthenium 

 . Sulphur 



W ( Wolframium) 



. Tungsten 



S . 



. Sulphuric acid 



W . . . 

 Y , . . 



. Tungstic acid 

 . Yttrium 



Sb (Stibium) 



. Antimony 







Se . . . 



. Selenium 



Y . . . 



. Yttria 



Si . . . 



, Silicium 



Zn . . . 



. Zinc 



Si . 



. Silica 



Zn . . . 



. Oxide of Zinc 



Sn (Stannum) , 



. Tin 



Zr . . . 



. Zirconium 



Su . 



. Oxide of Tin 



^r . . . 



. Zirconia 





Signs and I 



hhreviations. 





= . . . 



. Sign of equalit}', or 

 equal to 



Comp. 



f Chemical Composi- 

 • \ tion 



+ . . . 



. plus, or sign of ad- 



BB . 



. Before the blowpipe 





dition 



Brit. Mus. 



. British Museum 



H. . . . 



. Hardness 



M.P.G. . . 



. Museum of Practical 



S.G. . . . 



. Specific Gravity 





Geology 



