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lumière naturelle /
daylight
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SCAPOLITE (WERNERITE): Ce minéral est un des plus fluorescents
et phosphorescents. Exposée quelques minutes aux UV courts,
ce spécimen reste phosphorescent plus de 6 heures.
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SCAPOLITE (WERNERITE): This mineral is
one of the most fluorescent and phosphorescent. If put a few
minutes under short-wave ultraviolet, this specimen remains
phosphorescent for more than 6 hours.
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SCAPOLITE,
DIOPSIDE, Ontario,
Canada.
L 15 x H 13 cm
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UV courts / short-wave UV
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©
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