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    Fluorescence

    How common/possible is it to find greenish fluorescence in natural salt water pearls? Does it even happen or can greenish fluorescence in pearls act as a very strong indication ore even proof of cultured?
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    Just bought...

    A string of orientals. From 1.7 mm to 5.3 mm. 18K clasp with a couple of diamonds and a sapphire. What do you think?
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    Every day pearls

    Here are a couple of shots of my and and my wifes every day pearls. They have been worn more or less for five years. The funky yellow tone in wifes twin baroque SS is not nearly as pronounced in real life. Sorry about the dust on my tahitian. The twin baroque is about 13.5 x 20.0 mm. The...
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    Raman spectrometer

    Not sure if this is right place for this topic. If not I guess some of the moderators will move. I would like to mention the gemological use of the raman spectrometer as means of very fast distinguishing if dyed or natural, cultured freshwater pearls as well as coral and conch pearls. Anyone...
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    Candeling of very old, supposedly cultured pearls

    Hi you all, from a pearl "amateur". Though I'm a gemologist, diamond grader and precision cutter since more than 30 years pearls are not really my field of expertise. I love pearls and enjoy wearing my Tahiti pearl. The ones I consider primarily wearable by men as well as women. On to the topic...
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