Willemite

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A transparent, doubly terminated willemite crystal, 2.4 cm long, on altered ore from the Franklin mine, Franklin, New Jersey. Earl R. Verbeek photo.

Product details

SpeciesWillemite
SizeMuseum
Dimensions240.0 cm
Added on02/13/2026
Publications
  • Mineralogical Record Mineral Collections In American Northeast page 141

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Willemite
Mineral guide
Learn about Willemite
fluorescent zinc silicate with UV glow; daylight colors range from colorless to pistachio, iconic from Franklin–Sterling Hill and Tsumeb.
Regional guide
Willemite from Franklin Mine
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