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Join date: Oct 2, 2020
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Nov 5, 2022 ∙ 1 min
Stevensite from Fort Lee, NJ, USA
Radiating crystals of brown stevensite. Under longwave UV light it shows some light brown fluorescence: not the typical bright, saturated...
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May 9, 2021 ∙ 1 min
Calcite from Malmberget, Sweden
Small plate of compact calcite crystals; 7x4x1cm, 59g. Zoned yellow/green fluorescence under shortwave UV light, honey under longwave UV...
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3
Mar 19, 2021 ∙ 1 min
Hyalite from Gallatin County, Montana
Green fluorescent hyalite on basalt matrix. The best fluorescence is under shortwave UV light, weaker under longwave. I have been told it...
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Simone Conti
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