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Diamond vs. Cubic Zirconia using Sunglasses (and Birefringence)

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Jacks Garage

Hello! Here's a little optical microscopy video about identifying false diamonds using polarizing antiglare sunglasses. Under the microscope, a cubic zirconia stone lights up when the polarizers are crossed. The technique relies on birefringence, which is discussed in the video. Enjoy!
Whynabile

posted by Jostz0