# What colour does radium fluoresce?

**URL:** <https://boards.straightdope.com/t/what-colour-does-radium-fluoresce/322083>\
**Category:** Factual Questions\
**Created:** [September 17, 2005, 3:12am UTC](https://boards.straightdope.com/t/what-colour-does-radium-fluoresce/322083 "2005-09-17T03:12:27Z")\
**Posts on this page:** 1\
**Page:** 2

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**Author:** ![carnivorousplant](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/carnivorousplant/32/3563_2.png) [@carnivorousplant](https://boards.straightdope.com/u/carnivorousplant)\
**Post date:** [June 3, 2012, 1:35pm UTC](https://boards.straightdope.com/t/what-colour-does-radium-fluoresce/322083/21 "2012-06-03T13:35:56Z")

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> [@beowulff](#):
>
> No, that’s the Zinc Sulphide glowing, excited by the Radium.  
> According to Wikipedia, [Radium](http://en.wikipedia.org/wiki/Radium) glows a faint blue.

Thanks, beowulff.

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