Lithographie Ltd - 19th century "Blue John" fluorite salt bowl from Derbyshire, England. This decorative arts application of a gemstone was popular among the nobility of the time. The base is turned
![This small bowl was carved from fluorspar (Blue John), bowl approximately 2¼" in diameter with a really rich blue… | Art bowls, Gems and minerals, Blue john cavern This small bowl was carved from fluorspar (Blue John), bowl approximately 2¼" in diameter with a really rich blue… | Art bowls, Gems and minerals, Blue john cavern](https://i.pinimg.com/736x/6a/08/55/6a0855f1515ed7f3c93047add4976683--vertu-small-bowl.jpg)
This small bowl was carved from fluorspar (Blue John), bowl approximately 2¼" in diameter with a really rich blue… | Art bowls, Gems and minerals, Blue john cavern
![Miner finds first new vein of rare mineral Blue John in 150 years in the Peak District | The Independent | The Independent Miner finds first new vein of rare mineral Blue John in 150 years in the Peak District | The Independent | The Independent](https://static.independent.co.uk/s3fs-public/thumbnails/image/2015/08/19/19/pg-6-blue-john-wiki.jpg?width=1200)
Miner finds first new vein of rare mineral Blue John in 150 years in the Peak District | The Independent | The Independent
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