Image: Blue John production - 4 jewellery - Treak Cliff Cavern - Andy Mabbett - 09
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Description: For making jewellery, flat slices of Blue John at Treak Cliff Cavern, Derbyshire, England, are marked out and cut into shapes such as circles or ovals, then finished on a grinding wheel. The rear faces are painted white. The pieces in this numbered series of images were made by John Turner, shown here.
Title: Blue John production - 4 jewellery - Treak Cliff Cavern - Andy Mabbett - 09
Credit: Own work
Author: Andy Mabbett
Usage Terms: Creative Commons Attribution-Share Alike 3.0
License: CC BY-SA 3.0
License Link: https://creativecommons.org/licenses/by-sa/3.0
Attribution Required?: Yes
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