Synthetic Fluorescent Mineral Experiment: Group II sulfides - PHOS >Blue

FOV: 6" wide.

 

Frozen melted salt containing home made phosphors based on Group II sulfides.

 

From left to right....

 

Back row (Group 2 or IIA):

...Jackolite (CaS:Mn,Pb in salt),

...Sunnylite (SrS:Mn in salt),

...Baloneystonite (BaS:Cu in salt)

 

Front row (Group 12 or IIB):

...Sphalerhalite (ZnS:Cu,Mn) melted on copper plate,

...Sphalerhalite (ZnS:Cu,Mn) melted in Al tray on steel plate,

...Sphalerhalite (ZnS:Cu,Al) melted on limestone slab

 

Shown in phosphorescent state after exposure to blue light.

 

Key:

WL = White light (halogen + LED)

FL = Fluoresces

PHOS = Phosphorescent

BL = 450nm,

UVa = 368nm (LW), UVb = 311nm (MW), UVc = 254nm (SW)

'>' = "stimulated by:", '!' = "bright", '~' = "dim"

 

Group II sulfides

23Sep2015

 

Series best viewed in Light Box mode using Right and Left arrows to navigate.

Photostream best viewed in Slideshow or Lightbox mode (in the dark).

 

18 Watt Triple Output UV lamp from Polman Minerals - Way Too Cool UV lamps

Done