South African Manganoan Calcite - UVc

 

From N'Chwanning Miner in the Kalahari Mn Fields, Northern Cape Province, South Africa comes this 2" wide specimen.

 

Contains:

Manganoan Calcite(FL Orange Red >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"

 

 

Obtained from UC Minerals

 

209158

 

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

Done