NO. 5 THE MICROSPECTROSCOPE IN MINERALOGY WHERRY 



Color Blue 



Glaucophane 



Tourmaline var. in- 

 dicolite. 



Vivianite 



Imitation sapphire 

 (Co-glass). 



Spinel.. 



Covellite 



Boleite 



Smithsonite(stained) 



Azurite 



Calamine (stained) . 



Turquois 



Chalcanthite 



Linarite 



Corundum var. sap- 

 phire. 



Corundum var. sap- 

 phire, synthetic. 



Octahedrite 



Cyanite 



Dumortierite 



Benitoite 



Halite 



Calcite 



Beryl var. aquama- 

 rine. 



Iolite 



Sodalite 



Lazurite. 



Topaz 



I Euclase 



Lazulite 



Barite 



i Celestite 



Coloring 

 elements 



Red 



Orange 



Fe"+Fe'"To670 

 Fe"+Fe"'To650 



Fe"+Fe'"To66o 



Co" To 700 670 to 640 



Co" 

 Cu" 

 Cu" 

 Cu" 

 Cu" 

 Cu" 

 Cu" 

 Cu" 

 Cu" 

 Ti'" 



Ti'" 



Ti'" 

 Ti'" 

 Ti'" 

 Ti'" 



Nao 



(?) 



To 650 

 To 650 



To 650 

 To 660 

 To 650 



To 650 

 To 660 



To 650 



To 650 

 To 660 

 To 650 

 To 650 

 To 680 

 To 660 

 To 660 



To 680 

 To 660 

 To 660 

 To 660 

 To 660 

 To 660 

 To 660 

 To 660 



To 



To 



To 



640 

 640 



620 



610 



Yellow 



600-580 



(590) 



Green 



Blue 



550-530 



555-545 l5io) 465 1 



(590 t o 550) 

 (600-560) 



0580 



510- 



480 



500-490 



Violet 



440 on 

 450 on 



460 on 

 430 on 



455 430 on 

 440 on 

 450 on 

 450 on 

 430 on 

 440 on 

 440 on 

 440 on 

 440 on 

 425 on 



430 on 



440 on 

 430 on 

 450 on 

 425 on 

 440 on 

 440 on 

 460 on 



425 on 

 430 on 

 440 on 

 440 on 

 450 on 

 460 on 

 440 on 

 440 on 



