PHYSIOGRAPHY. 



Aischynite. Albite. 



ing becomes opake. It is easily soluble into a clear and colorless glass 

 with the salt of phosphorus. With soda, it is decomposed, without suf- 

 fering fusion. 



2. Analysis. 

 By HARTWALL. 



Titanic acid 56-00 



Zirconia 20-00 



Oxide of cerium IS'OO 



Lime - - 3-80 



Oxide of iron - - - - - - 2-60 



Oxide of tin 0-50 



3. It was brought from Mias in the Ural mountains of Siberia, by 

 MEXGE. 



ALBIN. (See Apophyllite.) 

 ALBITE. Te tar to-prismatic Feldspar. 



PARTSCH. 

 Primary form. Doubly oblique prism. 



MonT - - - - 117 53' 

 M on P - - - - 93 30 

 T onP - - - - 115 5 



M 



