[Rockhounds] Black Lights Turn This North Carolina Mine Into a Psychedelic Wonderland

[Kreigh Tomaszewski]

The database of fluorescent minerals lists uranium as the cause in opal.
http://www.fluomin.org/uk/fiche.php?id=580&name=OPALE

On Thu, Apr 14, 2022 at 11:05 AM Tim Fisher <nospam at orerockon.com> wrote:

> Years ago Don told me that the only green fluorescence you're likely to see
> in agate/jasper/opal etc. is due to trace amounts of uranium. Don let me
> know if that's actually what you said :D
>
> Tim Fisher
> Http://OreRockOn.com
> Email nospam at orerockon.com
>
> -----Original Message-----
> From: Rockhounds [mailto:rockhounds-bounces at rockhounds.drizzle.com] On
> Behalf Of Alan Goldstein
> Sent: Wednesday, April 13, 2022 7:48 PM
> To: Rockhounds at drizzle.com: A mailing list for rock and gem collectors
> Subject: Re: [Rockhounds] Black Lights Turn This North Carolina Mine Into a
> Psychedelic Wonderland
>
> Well, ultraviolet sounds almost as dangerous as ultraviolent.
>
> And didn't I read somewhere that uranium that gives the hyalite opal it's
> green glow? I wonder what the radon count is in that mine!
>
> Alan
> ________________________________
> From: Rockhounds <rockhounds-bounces at rockhounds.drizzle.com> on behalf of
> DON HALTERMAN <donhalterman at comcast.net>
> Sent: Wednesday, April 13, 2022 10:13 PM
> To: Rockhounds at drizzle.com: A mailing list for rock and gem collectors
> <rockhounds at rockhounds.drizzle.com>
> Subject: Re: [Rockhounds] Black Lights Turn This North Carolina Mine Into a
> Psychedelic Wonderland
>
> Black lights!  ARGGGGHHHHHH!!!  And this is the Smithsonian Magazine of all
> things.
>
> Don
>
>
> > On 04/13/2022 6:30 PM Paul <etchplain at att.net> wrote:
> >
> >
> > Black Lights Turn This North Carolina Mine
> >
> > Into a Psychedelic Wonderland. The Bon Ami
> >
> > Mine's deposits of the mineral hyalite glow
> >
> > fluorescent green under ultraviolet light
> >
> > by Jennifer Nalewicki, Smithsonian Magazine, April 12, 2022
> >
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> >
> > Yours,
> >
> >
> > Paul H.
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