Beryl PL/Laser measurement, Gaft <i>et al.</i> 1998

Beryl PL/Laser measurement, Gaft et al. 1998

Reference	Gaft et al. 1998 Gaft M., Reisfeld R., Panczer G., Blank P. & Boulon G. (1998). Laser-induced time-resolved luminescence of minerals. Spectrochimica Acta Part a-Molecular and Biomolecular Spectroscopy, 54(13), 2163-2175. DOI: https://doi.org/10.1016/S1386-1425(98)00134-6
Material	Beryl [ Be₃Al₂Si₆O₁₈ ] Beryl specimen from Violet Claims, Wawa Mountains, Beaver Co., UT, USA © Photo by Chip Clark, via Smithsonian National Museum of Natural History
Specimen temperature	Ambient
Technique	Laser photoluminescence (PL)
Probe	Laser beam
Lines	Cr³⁺ 693 nm, 694 nm, VO4 433 nm

Nominal composition of Beryl [ Be₃Al₂Si₆O₁₈ ].
Element	Atoms	At%	Wt%
Be	3	10.3	5.03
Al	2	6.9	10
Si	6	20.7	31.4
O	18	62.1	53.6