Fluorescent Minerals & Gemstones

Switch off the lights, turn on a UV torch, and a shelf of "perfectly ordinary rocks" becomes something else entirely. Calcite, fluorite, scapolite, amber, ruby, and sphalerite are only some of the minerals that light up. Fluorescence happens when a mineral absorbs ultraviolet light and...

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Shortwave shows the strongest reactions in many minerals, like scheelite and willemite. It needs a dedicated shortwave lamp.

Use UV eye protectionUV flashlights →
Glow colour

8 products that glow under 255 nm