Fluorescent Rocks & Minerals [Best viewed in dark mode]

Glowing rocks! [Best viewed in dark mode] Fluorescent minerals emit colorful visible light when exposed to invisible ultraviolet light. Shortwave mineral lights, longwave LEDs, and even ordinary black lights can activate this luminescence.

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What is the yellow fluorescence?

Posted 17th Jun 2026u/SgtD665

Dad found something in the garden that randomly showed up out of no where.

Posted 15th Jun 2026u/Katsudon1996

Petroleum Quartz - Ibbenbüren, Germany

Posted 13th Jun 2026u/Mr_Daniel12321

First post here, Hyalite opal

Posted 13th Jun 2026u/aratcom

Posted 13th Jun 2026u/CobblerMaster684

Fire fluorescent hackmanite

Posted 11th Jun 2026u/ScottTruche

Calcite - N’Chwaning II mine, South Africa

Posted 9th Jun 2026u/MineralKingdom

3min Vid Of More Fluorite + Pink Barite, Another Insane UV Banded Mineral I Found and Polished, 365nm Long Wave. From Derbyshire UK

Posted 8th Jun 2026u/UKFluoroMinHunter

Fluorescent Mineral Show 6/20

Posted 8th Jun 2026u/seanstimac

Minnesota trip results

Posted 8th Jun 2026u/Apprehensive-Tie-200

What is this stone, teal blue, well cut, very clean stone. Florescent bright green with black light.

Posted 8th Jun 2026u/myreggie

Any idea what this is?

Posted 7th Jun 2026u/LexiAnyaRose

Fluorite + Pink Barite Polished Chunk From Derbyshire UK

Posted 4th Jun 2026u/UKFluoroMinHunter

Aquamarine on matrix - Pakistan

Posted 3rd Jun 2026u/Mr_Daniel12321

Petroleum Quartz

Posted 3rd Jun 2026u/Breakinthemix

Weird fluorescence in Madagascar Dumortierite

Posted 1st Jun 2026u/Mr_Daniel12321

ID help on some Franklin minerals

Posted 29th May 2026u/TheChickenReborn

Fluorescent Planets. NFS

Posted 29th May 2026u/s_simov

Fluorite Vug + Pink Barite I Found In Derbyshire, England

Posted 29th May 2026u/UKFluoroMinHunter

Barite w/ Calcite from Elk Creek, Meade Co., South Dakota, USA

Posted 28th May 2026u/Gloober_

Adamite - Ojuela mine, Mexico

Posted 26th May 2026u/Mr_Daniel12321

Mont St-hilaire, Natrolite and others, uv 245nm, about 3mm tall.

Posted 25th May 2026u/BoneDaddyBud

Found this on the beach in Monterey CA, does anyone know what it might be?

Posted 23rd May 2026u/tyler_thatguy

Mimetite (Locality unknown)

Posted 22nd May 2026u/Mr_Daniel12321

Funky Color Zoning - Calcite - SW

Posted 22nd May 2026u/CobblerMaster684

Help me identify

Posted 21st May 2026u/Eli_Warner

Katayamalite on Albite - Iwagi Island, Japan

Posted 21st May 2026u/CobblerMaster684

Benitoite in Matrix - Japan

Posted 21st May 2026u/CobblerMaster684

Tephorite (?) And Garnet with Rings

Posted 20th May 2026u/Current-Analysis-69

Need Help identifying

Posted 20th May 2026u/Safe-Juggernaut5056

I have all the canc- WAVELENGTHS!

Posted 19th May 2026u/frutejuice

Found something that looks like quartz in an area that is famous for „Muschelkalk“ or shell-bearing limestone. What causes it to glow and phosphorescence?

Posted 16th May 2026u/Robsta_20

Can anyone please help identify this fluorescent mineral? Found outside of Buffalo, NY on Lake Erie tumbling in a wave

Posted 16th May 2026u/drews_mith

Calcite - Mexico

Posted 14th May 2026u/Breakinthemix

Found on a gravel road

Posted 12th May 2026u/carboncondrite

Carlsbad caverns orange and green. More in description.

Posted 11th May 2026u/Tritium_Forge

Posted 12th May 2026u/Toirtis

Bright White Barite on Fiery Orange Calcite

Posted 11th May 2026u/Eclectrical

Accidentally grew what seems to be quinine crystals

Posted 9th May 2026u/NoodlelyTrees

My first UV mineral display!

Posted 9th May 2026u/mycozandra

Dogtooth Calcite

Posted 7th May 2026u/Breakinthemix

Scapolite from Bancroft Canada. 365 & visible

Posted 5th May 2026u/rjpiv

My little kitchen sponge/pet rock and other shiny things

Posted 5th May 2026u/paperkitten75

Fluorescence comparison between 365, 310 and 255nm

Posted 4th May 2026u/s_simov

This Franklin sphalerite with willemite goes wild under UV

Posted 4th May 2026u/s_simov

Showing 45 posts out of a possible 50.
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