Tenebrescent

Fluorescent Mineral Photo Gallery

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This specimen is one of my favorite in my small Greenland fluorescent minerals collection. It consists of the typical mineral assemblage...

Shown here is a pretty neat specimen, consisting mostly of sodalite (highly tenebrescent), along with chkalovite, and minor amounts of...

Here is a really nice "Fantasy rock" that I recently acquired. It contains only modest amounts of tugtupite, occurring as replacement...

Shown in this post is a modest-sized, but pretty nice specimen of hackmanite from Narsaq, Illmaussaq complex, Greenland. It is associated...

This is one of many specimens I recovered from a boulder in the quarry in Mont Saint-Hilaire in 2018. While it's far from being the best...

Shown in the slideshow below is a nice combination piece consisting mostly of brightly fluorescing hackmanite, with some SW fluorescing...

Beautiful specimen of sodalite var. hackmanite, from the now inaccessible Davis quarry, near Bancroft. This specimen was given to me by a...

Nice cabinet-sized specimen of sodalite var. hackmanite, from a recent find in the District of Sudbury, in Ontario, Canada. It is...

Small but pretty nice specimen of sodalite var. hackmanite, from a recent find in the District of Sudbury, in Ontario, Canada. It is...

Shown here is a nice cabinet-sized specimen of sodalite var. hackmanite, from a recent find in the District of Sudbury, in Ontario,...

Like most fluorescent minerals collectors already know, sadly, blue sodalite is rarely fluorescent. To my knowledge, fluorescent blue...

Colorless Greenland sodalite with bright orange LW fluorescence, red-orange SW fluorescence, and tenebrescent change to purple for...

Horn Silver Sphalerite is one of our favorite materials. Fluorescent in all wavelengths with an amazing array of colors, phosphorescent,...

Fluorite is a common mineral - but not so in the Ilimaussaq Complex, especially the fluorescent variety. Over a dozen years of...

Some think this piece looks like a cross between Nemo and Dory, regardless, it's an interesting and allegedly relatively rare. It's...

Brick-shaped rock consisting of white to light pink tugtupite, light colored sodalite (var. hackmanite), grey analcime, chkalovite and...

Hackmanite from Greenland offers the most striking color change (tenebrescence) I have seen from any place in the world. Most sodalite...

Before 2000, small tugtupite pieces (2" to 3") were selling for $500 or more. They earned the moniker "King of Fluorescent Minerals" due...

"Red" sodalite is found in one area along the southern shore of the Tunuliarfik Fjord. It is so named because the almost colorless...