THE MINEKALS OF IDAHO 45 



MANGANESE 



Braunite, manganese oxide. 

 Psilomelane, manganese oxide. 

 Pyrolusite, manganese oxide. 

 Rhodochrosite, manganese carbonate. 



MERCURY 



Cinnabar, mercury sulphide. 



MOLYBDENUM 



Molybdenite, molybdenum sulphide. 

 Molybdite, iron molybdate. 

 Wulfenite, lead molybdate. 

 Powellite, calcium molybdate. 



NICKEL 



Gersdorffite, nickel-iron-cobalt-arsenic sulphide. 



PHOSPHOROUS 



Apatite, calcium phosphate. 

 Phosphorite, calcium phosphate. 

 Collophane, calcium phosphate. 

 Pyromorphite, lead phosphate. 

 Vivianite, iron phosphate. 

 Evansite, aluminium phosphate. 



PLATINUM 

 SELENIUM 



Metallic platinum. 



Naumannite, silver selenide. 

 Guanajuatite, bismuth selenide. 



SILVER 



Metallic silver. 

 Argentite, silver sulphide. 

 Naumannite, silver selenide. 

 Stromeyerite, silver-copper sulphide. 

 Miargyrite, silver-antimony sulphide. 

 Pyrostilpnite, silver-antimony sulphide. 

 Pyrargyrite, silver-antimony sulphide. 

 Stephanite, silver-antimony sulphide. 

 Polybasite, silver-antimony sulphide. 

 Owheeite, silver-lead-antimony sulphide. 

 Proustite, silver-arsenic sulphide. 

 Xanthaconite, silver-arsenic sulphide. 

 Cerargyrite, silver chloride. 

 Embolite, silver bromide. 



TELLURIUM 



Sylvanite, gold-silver telluride. 

 Calaverite, gold-silver telluride. 

 Tetradymite, bismuth telluride. 



THORIUM 



Monazite, cerium phosphate containing thorium. 



Polycrase. 



Samarskite. 



Brannerite, etc. 



TIN 



Cassiterite, tin dioxide. 



