Photo Gallery | Fluorescent minerals from around the world

Fluorescent Mineral Photo Gallery

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365nm UV light is often called "blacklight". Before the advent of LW LEDs, blacklight fluorescent tubes, (the kinds used in hippie days...

I’m really getting tired of all the BS out there. Chinese vendors make outlandish claims about their flashlights and non-technical...

Longwave, shortwave, midwave flashlights are all the rage lately. 365nm, 255nm, 310nm - some amazing fluorescent minerals are being...

(work in progress....) Just a few years ago my feeling was that we would not see SW flashlights "in my lifetime". I was so wrong. They...

In 2015 I publicized the Convoy S2 here on NR and it took our world by storm. Its powerful spot LED made rocks glow like we had never...

Willemite, franklinite and zincite represent the three most important zinc-bearing minerals mined at the Franklin Mine, Franklin, New...

Classic fluorescent specimen from the Puttapa Zinc Mine, Leigh Creek, North Flinders Ranges, South Australia. This rock consists of a...

Every so often, a common location will produce a very uncommon specimen. The Elmwood mine, a zinc mine located in Carthage, Tennessee,...

Located on the banks of the Mississippi River in Buffalo, Scott Co., Iowa, the Linwood Mine is one of the largest underground limestone...

A new flashlight has appeared on the market which I find quite interesting. It is the result of a joint venture with Engenious Designs...

Calcite comes in many forms and variations: poker chips, pagodas, crystals, massive, and many other forms. Here's an interesting bladed...

Bright white scheelite from the Rainbow Mine in the Sierra Nevada Mountains, California. Shown in shortwave and natural light. The...

A plate of off-white barite crystals on a limestone matrix, from the Linwood Mine, Buffalo, Scott Co., Iowa. This particular material is...

Serious question here. I just had cataract surgery and can now only see FS with sunglasses on. Does anyone know if this will improve as I...

In general, the Ah capacity of batteries sold from China are not worth the plastic they are printed on. The vendors/manufacturers lie so the

The most powerful 365nm flashlight in its class (or any class). Open source design

Friends don't let friends use crappy unfiltered 390nm flashlights. This is an educational post, directed towards folks new to the hobby....

A pet peeve of mine is honesty in advertising. Over the past 3+ months I’ve seen companies advertising ever higher power Convoy type...

It's the wild west out there! About three years ago I wrote a blog post about the Convoy S2+ here on Nature's Rainbows. The FLM...

By now the fluorescent mineral community has heard of the new Convoy S2 365nm flashlight that has taken our hobby by storm. It is the...