Unusual Purple Inclusion in Emerald
Microscopic examination of an emerald revealed a purple banded inclusion with the appearance and optic character of fluorite.
Screening of HPHT Synthetic Melee With Natural Diamonds
A screening service allows the lab to screen for synthetic material in diamond melee parcels.
Non-Nacreous Purple and White Pearls Reportedly from Spondylus Species
Examination of pearls with a dominant purple hue, reportedly from the Spondylus calcifer mollusk.
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