Rockyard Chalcedony (var. Agate) - UVa

 

From the rockyard at the High Desert Rocks and Gems rockshop in Burns, OR comes this 4" wide slab of agate.

 

Contains:

Chalcedony (FL Yellow/Blue >UVa/c)

 

 

Shown under UVa light.

 

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

 

Key:

WL = White light

FL = Fluoresces

PHOS = Phosporesces

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

'>' = "stimulated by:"

 

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

Done