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SC394 - Sodalite in Phonolite


Locality: Aris Quarries, Aris, Windhoek Rural, Khomas Region, Namibia (MINDAT)
Size: 4 x 5 x 2 cm - Miniature (3-6 cm)
Weight: 36.2 g
minID: L3Y-1N9

Fine sodalite grains in phonolite. The sodalite is fluorescent orange under longwave UV light.

Photo in normal light.
Fluorescence under longwave UV light (365nm LED).
Fluorescence spectrum under 365nm UVA LED excitation. The max peak at 625nm matches the emission of sodalite.
Last update: 05 August 2021