Fluorescent Willemite with Magnetite. From Sterling Hill, NJ. 63 grams.

Description

SHORT WAVE and LONG WAVE UV
Franklin mining district rock with fluorescent green Willemite and non fluorescent Magnetite (possibly Franklinite).
The Willemite fluoresces brightly under both short and long wave UV light (Short wave pictured). Photo #1 is UV light and daylight mixed.
From the Sterling Hill mine in Ogdensburg, New Jersey.
All of the fluorescent images were shot using a 5 watt short wave lamp.
63 grams.
1-3/4" length.
NOTE!
I used a 5 watt short wave lamp for the UV images, and you will need the same or similar to see the fluorescence.
I do combine shipping, so please request an invoice before paying.