Here is a piece of Whitby Jet that is polished on one side from England. A good specimen. 

Name:  Whitby Jet

Locality: Whitby, England, UK

Size: 7 x 5 x 0.5 cm 

Mass: 25 grams

Feel free to ask questions!.

Will combine shipping. Shipping rates to international sites has gone up due to USPS price increase. If you're in Canada I may be able to reduce the quoted shipping price a little bit. Please email me if you have concerns. 
 
Returns accepted within 7 days of arrival for refund of purchase price but not refund of shipping. Returns have to be sent also via priority mail with delivery confirmation and insurance.

International buyers: I will ship to most countries, via priority mail. Italy and India, please contact me before purchasing.