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Details
LOT 2662
Very Large Cut and Polished Slab of Vintage Blue John
8 5/8 in. (2.5 kg, 22 cm).
A clear, blue, and purple banded unique type of fluorite, only found around the town of Castleton, England. [No Reserve]
Provenance
From Castleton, England.
Ex Mineral Imports, London, UK.
Gregory, Bottley & Lloyd (Gregory's), Harwich, UK.
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