Fluorite, Smoky Quartz

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Dark red fluorite octahedrons up to 4.7 cm on a 10-cm smoky quartz, found in August 1999 at the Grand Montets ridge, Aiguille Verte north-face, Chamonix, France. Named after its finder, Frederic Ancey. Photo by Robert Brandstetter.

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Added on02/13/2026
Publications
  • Mineralogical Record Mineral Collections In Austria page 19

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Fluorite
Mineral guide
Learn about Fluorite
calcium fluoride with a dazzling color range, cubic and octahedral crystals, and UV fluorescence; prized by collectors for Blue John banding.
Regional guide
Fluorite from Chamonix
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