Fluorescent willemite, calcite and franklinite specimen. UV shortwave longwave reactive.
This specimen contains super bright fluorescent calcite,willemite specs, and franklinite.
Willemite: white/red/green under daylight, fluoresces neon green under SW/LW UV light.
Calcite: white under daylight, fluoresces orange under SW/LW UV light.
Franklinite: black under daylight, non fluorescing under UV light.
Weight: 19.58 oz
Size: 4" x 3.5" x 1.75"
This specimen was photographed using a 36 watt shortwave ultraviolet lamp. The pictures have not been retouched.
You can decorate your space with this accent display piece or add it to your personal mineral collection. This specimen was self collected at Sterling Hill mine in Ogdensburg, NJ.
*You will need a true filtered Shortwave UV light in order to see the fluorescence shown in the pictures. A Longwave lamp will also show fluorescence, but it will be a little less vibrant.
Shortwave lamps have a range of 200-280 nm.
Longwave lights have a spectrum of 315-400 nm and are also called UVA.
Shipping from United States
Processing time
1-6 business days
Estimated shipping times
- North America : 3 - 5 business days
I'll do my best to meet these shipping estimates, but can't guarantee them. Actual delivery time will depend on the shipping method you choose.
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I gladly accept returns
Just contact me within: 7 days of delivery
Ship items back to me within: 14 days of delivery
I don't accept exchanges or cancellations
But please contact me if you have any problems with your order.
The following items can't be returned or exchanged
Because of the nature of these items, unless they arrive damaged or defective, I can't accept returns for:
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Buyers are responsible for return shipping costs. If the item is not returned in its original condition, the buyer is responsible for any loss in value.