FMS Chalcedony Geode - UVc

 

From a Fluorescent Mineral Society meeting (door prize) comes this 2.75" wide specimen.

 

Contains:

Chalcedony (FL Green >UVabc)

 

Shown under UVc light.

 

Key:

WL = White light (halogen + LED)

FL = Fluoresces

PHOS = Phosporescent

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

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

 

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

 

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

Done