a cut and polished sample of Flourspar(Flourite) blue john mines,,

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Size: 5200px × 3646px
Photo credit: © Dennis Hardley / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: banded-fluorite, banded-fluorspar, blue, blue-john, castleton-derbyshire, caves, cut, , flourspar, geological-collection, , geology, geology--england, polished, polished-minerals, polished-rocks, precious-gems, sample