Willemite from Sterling Mine, USA

Brightly fluorescent specimens of Willemite from Sterling Mine, NJ, USA.

£5.00

Willemite from Sterling Mine, Sterling Hill, Ogdensburg, Sussex County, New Jersey, USA

Brightly fluorescent specimens of Willemite from Sterling Mine, NJ, USA.

These come boxed in a small black display box with an ID label.

Most are brightest under 365nm, but also responds under 255 and 310nm. #4 barely responds under 365nm and is best under 255nm.

 

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