LUMINOUS Hardystonite, Willemite, & Franklinite Fluorescent Mineral Specimen
USD 32.99 USD
Specifications
| Country Of Origin | United States |
• Bold SW UV display — vivid green willemite and midnight blue-purple hardystonite throughout. • Hardystonite — Ca₂ZnSi₂O₇; fluoresces midnight blue-purple under SW UV, creamy white under LW UV. • SW UV (Stimac Engineering 255nm): Vivid green willemite and midnight blue-purple hardystonite; franklinite remains dark.
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