Rockyard Botryoidal Geode - UVabc

Rockyard Botryoidal Geode - UVabc

 

From the rockyard at the Highland Rocks and Gems shop in Burns, Oregon comes this 8" wide specimen of a broken thunderegg.

 

Contains:

Chalcedony (FL Green,Blue >UVc) Act.: Uranyl ,?

 

 

Shown under UVabc 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