Fluorite (Spinel-law twin)

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Fluorite (spinel-law twin), 4.5 cm, Naica, Chihuahua, Mexico. Photo by Jeff Scovil.

Product details

SizeMiniature
Dimensions4.5 cm
Added on02/13/2026
Publications
  • Mineralogical Record Private Mineral Collections In Texas page 102
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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.
Fluorite
Regional guide
Fluorite from Naica
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Locality guide
Naica
Naica, Mexico — famed locality for pale fluorite, galena, and gypsum, plus the Cave of the Crystals, a landmark of architectural crystals and science.