Afghani Hackmanite Winchite Polylithionite - UVabc

 

From "near" the Lapis Luzuli mine in the Koksha Valley, Khash and Kuran Wa Munjan Districts in Badakshan Province, Afghanistan comes this 2.75" wide specimen.

 

Contains:

Hackmanite (FL Orange, Pink, Lilac >UVa,b,c)

Winchite (FL Yellowish >UVc)

? Polylithionite (FL Yellow green >UVc)

 

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"

 

Obtained from Gerard Barmarin at Database of Luminescent Minerals

 

Sample1

 

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

Done