Calcined Barite Fluorite - UVabc

 

FOV: 7" wide

 

Barite containing fluorite after being heated with a MAPP gas torch.

Specimens from the "Barite #1 Mine" near Palo Verde Mountains, Imperial County, CA.

 

See: www.isbc.unibo.it/Files/10_SE_BoStone.htm

 

 

Contains:

Calcined Barite (FL White/Orange >UVabc)

Fluorite (FL Blue >UVabc)

 

Shown under 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"

 

Samples obtained from Polman Minerals

 

 

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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

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