Cryolite with Weloganite and Marcasite
Collection
John Betts - Fine Minerals
Description
Lustrous colorless transparent Cryolite crystals to 0.8 with translucent yellow Weloganite crystals to 0.8 mm that fluoresce under UV illumination, with scattered Marcasite crystals to 0.2 mm. Ex. Wards.
Locality
Francon Quarry, Montreal, Québec, Canada
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