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lumière naturelle /
daylight
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Du grec halos "sel" et lithos "pierre." Belle
cristallisation cubique et forte fluorescence
orange à rouge suivant la concentration de
manganèse et de plomb (co-activateur). Les
arêtes sont plus lumineuses.
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From the Greek words "halos", meaning
"salt", and "lithos", meaning "stone". Found on the shores of
Salton Sea in California. The large cubic crystals give a bright
orange to red fluorescence, depending on the amount of both
manganese and lead (co-activators). The ridges are brighter.
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HALITE, Salton Sea, Californie,
États-Unis.
L 9 x H 7.5 cm
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UV courts / short-wave UV
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©
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