Franklin Willemite Calcite - PHOS

 

From Franklin NJ, USA comes this 2.5" wide specimen.

 

Contains:

Calcite (FL+PHOS Red >UVbc)

Willemite (FL+PHOS Green >UVabc)

 

Shown in phosphorescent state after exposure to UVabc light.

 

Key:

WL = White light (halogen + LED)

FL = Fluoresces

PHOS = Phosporescent

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

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

 

Obtained from Polman Minerals

 

FSH-700

 

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

 

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

Done