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File:Fluorescent minerals hg.jpg


English: Collection of various fluorescent minerals under ultraviolet UV-A, UV-B and UV-C light. Chemicals in the rocks absorb the ultraviolet light and emit visible light of various colors, a process called fluorescence.
Français : Divers minéraux fluorescents
Deutsch: Verschiedene fluoreszierende Minerale unter UV-Licht
Date 7 April 2005
Source Own work
Author Hannes Grobe ( Hgrobe 06:16, 26 April 2006 (UTC))
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