Fluorescent Minerals For Sale: Page 2
Franklin & Sterling Hill
minerals require a special ultraviolet lamp to view them (normally, a
short-wave UV lamp). It's worth it to get a good lamp.
The color response of your computer's monitor may not be the best
representation of the photographs. The colors shown in the photos, at
least as they appear on our office monitor, are the most accurate
representations we were able to capture with the limitations of the
Unless otherwise noted, multiple photos are different views of the same specimen.
Hardystonite & Calcite with andradite - Franklin, New Jersey. Deep-blue-violet FL hardystonite with red-orange FL calcite.
Size approx. 3 1/2" x 2" x 2 1/2"
Ship. wt. 1.6 lbs.
#F577 ... SOLD
Hydrozincite & Calcite - Sterling Hill, Ogdensburg, NJ.
coating of hydrozincite (fl. blue SW) on a rock composed of calcite
(fl. red SW), franklinite (NF) and zincite (NF). The
franklinite grains are rounded, making this kind of matrix somewhat
friable. However, specimen should remain intact if handled with
Size approx. 3" x 2" x 1 1/2"
Ship. wt. 1.7 lbs
#F578 ... $26.00
Norbergite & Diopside
- Ogdensburg, NJ. FL yellow SW (norbergite) and blue-white SW
(diopside). The calcite has a very faint hint of FL response
Size: display face approx. 3 1/4 x 1 7/8 inches (max. dimension).
#F535 ... SOLD
Sphalerite & Calcite
- Franklin, NJ. Sphalerite var. "Cleiophane" (fl orange and blue
SW / MW / LW / PH). The sphalerite forms a vein or band in the
calcite and has a gray to silvery-gray appearance in
Size: approx. 3 1/4" x 1 3/4" x 1 1/4".
Ship wt. 1 lb.
#F552 ... $28.00
Sphalerite & Willemite - Sterling Hill, Ogdensburg, NJ. This is the variety known as "mahogany sphalerite", FL moderate orange in SW and LW (didn't test it in MW, but probably good).
The other side of the piece has a ribbon of sphalerite in willemite that displays better in LW (click here for LW photo).
Brightness: ++ (sphalerite) / +++ (willemite)
Size: about 3 1/2" x 1 3/4" x 1 1/8"
Ship. wt. 1 lb.
#F532 ... SOLD
Willemite with Calcite in Rhodonite - Franklin, NJ.
rhodonite (NF) is pinkish-gray in daylight and has willemite
interspersed throughout. The willemite is visible in SW UV as
Overall it bears some resemblance to "fluorescent concrete", but this is a natural rock.
Size: about 2 1/4" x 2 1/2", thickness 1 3/8" tapering down to 1/8" (wedge-shaped cross section)
Ship wt. 0.7 lb
#F571 ... $18.00
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Fluorescent minerals require a special lamp
to view the colors you see in the photos. Most of the specimens shown
above react to short-wave
ultraviolet (SW UV or "UV-C"), which has a wavelength of 254 nanometers.
Fluorescent Cabochons for sale - cut
and polished from fluorescent minerals
Fluorescent Gallery of
specimens sold in the past
Mineral Sets, Teaching, & Reference
Premium & Display Minerals for
Site contents Copyright 2015
Page 1 - Franklin / Sterling Hill Fluorescents
Page 3 - F/ SH Fluorescents
Page 4 - Various Localities
Page 5 - F/SH Fluorescents NEW!
Minerals A-L (daylight)
Minerals M-Z (daylight)
FL = "fluorescent",
LW= "Long-Wave" (ca. 320 to 370 nm);
MW = "Mid-Wave" (ca. 302 to 312 nm);
NF = "Non-Fluorescent"
PH= "Phosphorescent" (
i.e., temporary glow after UV
source is removed);
SW= "Short-Wave" (254 nm);
(Scapolite, Hyalophane, some Fluorapatite).
Requires a powerful UV lamp and well-adjusted eyes
in a darkened room. Don't ignore this category; some of the nicest color combinations are here.
Hardystonite, sometimes Microcline).
Many fl. species fall into this category.
The fluorescence has an almost electric quality
when illuminated with UV.
Brightness Grades are somewhat subjective,
but willemite and scheelite are almost always Grade 3 ("+++").