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Would cuprian blue tourmaline fluoresce under uv blacklight?

RSargent

Shiny_Rock
Joined
Jan 15, 2014
Messages
210
I have an example that was tested as cuprian by a gemololgist. It has a weak reddish pinkish orange uv fluorescence. Does that prove its not a tourmaline? Thanks in advance for any light you can shed on this!
 
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