Uploaded February 2026 | Updated September 2026, 1 week ago

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UV Light Real vs Fake Opal. Opal Fluorescence and Phosphorescence
Good write-up:
chem.libretexts.org/Bookshelves/Physical_and_Theoretical_Chemistry_Textbook_Maps/Supplemental_Modules_(Physical_and_Theoretical_Chemistry)/Spectroscopy/Electronic_Spectroscopy/Fluorescence_and_Phosphorescence?readerView

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Timestamps
00:00 Synthetic opal
01:38 Fluorescence and Phosphorescence
02:06 UV light results
08:41 Thanks channel members