Hydrozincite, Calcite, Galena, and Sphalerite. Sw Lw Mw UV Fluorescent. Columbia Mine, Marion, Crittenden Co., Kentucky.
$46.80 $60.00
*You will need a filtered Shortwave (SW) UV light, a midwave (MW) UV light, or a longwave (LW) light in order to see the fluorescence shown in the pictures. As marked in each picture (SW/MW/LW)*.
*Regular inexpensive black lights will NOT show fluorescence at all*
Each UV light will show a different type of fluorescence, so feel free to ask questions to make sure your UV light will work on this piece!.
*Please keep in mind that the higher the UV light's wattage is, the brighter the fluorescent reaction will be*
This specimen contains fluorescent hydrozincite, calcite, non fluorescent galena, and sphalerite.
Weight: 1.049 lb (476 g)
Size: 4" x 2.5" x 2.5"
Origin: Columbia Mine, Marion, Crittenden Co., Kentucky.
This specimen was photographed using a 36 watt UVTools shortwave ultraviolet lamp, an Engineous Designs Shortwave Flashlight (brighter SW photo), an Engineous Designs Midwave flashlight, and a Convoy s2+ Longwave UV light. The pictures have not been retouched.
-Shortwave lamps have a range of 200-280 nm. (254 nm are recommended)
-Midwave lights have a spectrum of 280-315 nm and are also called UVA. (310-314 nm are recommended)
-Longwave lights have a spectrum of 315-400 nm and are also called UVA. (365 are recommended)
Please feel free to contact us if you have any questions about fluorescence or fluorescent lights.
*Please keep in mind that exposure to UV light is dangerous. We recommend the use of protective goggles and gloves (or wearing sunscreen in the hands) when handling minerals under UV light*
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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Conditions of return
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.