Nigeria Tourmaline from an old collection.
Given its color, copper testing is recommended after cutting, as some Nigerian parcels from older finds produced cuprian material - has the potential to be a home run if confirmed copper-bearing. Slightly included
1.056 grams / 5.28 carats / 11.5 x 8.8 x 7.8 mm / SI
Estimate: $225 - $235
