Derbyshire spar
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Description
- draft be cause is duplicate of info in Blue John)A translucent, bluish-purple fluorspar mineral obtained from Derbyshire in England.
Synonyms and Related Terms
bluejohn; fluorite
Sources Checked for Data in Record
- Jack Odgen, Jewellery of the Ancient World, Rizzoli International Publications Inc., New York City, 1982
- Encyclopedia Britannica, http://www.britannica.com Comment: "Derbyshire." Encyclopædia Britannica. 2004. Encyclopædia Britannica Premium Service. 17 Nov. 2004 .