Spectroscopy for Gemologists

Brazilianite - PL spectra

Details

Green-yellow brazilianite - 0.70 ct - Minas Gerais, Brazil

No photoluminescence with the sources: 254, 375 & 405 nm.

Colorless brazilianite - 1.17 ct - Groton, Grafton County, New Hampshire, USA

No photoluminescence with the sources: 254, 280, 375, 405 & 532 nm.