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Fluorescent Mineral Collection

Brightest Specimens Medium Bright Specimens Less Bright Specimens Collection Notes This collection is organized by: fluorescent brightness and then locale. A few specimens are grouped by locale when they aren’t overwhelmed by brighter specimens. Photography The images on this page were made by a Samsung S5 smart phone camera. No kidding! That little camera: renders […]

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Hardystonite Clinohedrite Specimen

Another beautiful hand sized specimen from Franklin, NJ. It contains: hardystonite – blue clinohedrite – dull orange willemite – green calcite – red franklinite – non-fluorescent black There are more Franklin, NJ specimens to be seen on the Eastern United States page. Specimens from this locale are unique. There are only a couple other locations […]

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Sterling Hill Mine Sphalerite

Here’s a new specimen from the Sterling Hill Mine near Franklin New, Jersey. It’s a bright, hand sized piece of sphalerite that glows: pinkish-orange under long wave ultraviolet purplish-red under short wave ultraviolet with an intense orange phosphorescence The sphalerite contrasts nicely with the red glowing calcite, green glowing willemite, and the non-fluorescent franklinite. Like […]

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Esperite Delight

Finally got an esperite specimen from Franklin, New Jersey. And it’s both brightly fluorescent and a beauty in natural light. The esperite glows yellow, willemite green, and calcite red. The dark black non-fluorescent franklinite provides a nice contrast. I first saw Franklin esperite almost 60 years ago. Back then it was identified as calcium larsenite. […]

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