[Rockhounds] Talc incognito....

[Mike Flannigan]

Excellent.  Nicely done.
Lots of cool stuff there.
I wonder what the bright green is on the
Afghanite.


Mike


On 5/9/20 2:00 PM, rockhounds-request at rockhounds.drizzle.com wrote:
> Dear colleagues,
>
> In these time of lockdown, one has to think of something useful to do. So,
> for your entertainment I added a wonderful specimen to the MKA fluorescence
> website.
>
> It's talc, be it in the crystal form of quartz. A rarity from the Fichtel
> mountain range in Germany.
>
> This pseudomorphosis, talc after quartz, has been known from this locality
> since the early 1800's.
>
> As a bonus: it fluoresces!
>
> All is explained if you click on the prism-icon.
>
> Go see:http://fluo.mineralogie.be/Silicates.html#TalcpseudoEng
>
>
> Enjoy
>
> Axel