Agrellite PL measurement, Gorobets and Rogojine 2002

Reference	Gorobets and Rogojine 2002 Gorobets B.S., Rogojine A.A. (2002). Luminescent Spectra of Minerals: Reference Book. All-Russia Institute of Mineral Resources. Moscow. https://urss.ru/cgi-bin/db.pl?lang=en&blang=en&page=Book&id=105512
Material	Agrellite [ NaCa₂Si₄O₁₀F ] Fluorescent agrellite, Museo di Storia Naturale (Florence) Photograph by Sailko (via Wikimedia Commons), CC-BY-SA 3.0
Specimen temperature	Ambient
Analysis technique	Photoluminescence (PL)
Lines	Ce³⁺ 400 nm, {{linesearch:0f02f258-bdc9-49fc-83bf-3d67ad500e2c\|Dy³⁺}}: 475 nm, 485 nm, 580 nm, {{linesearch:cea7ea22-6d74-4084-81b5-001eafbf7834\|Sm³⁺}}: 560 nm, 602 nm, 640 nm

Nominal composition of Agrellite [ NaCa₂Si₄O₁₀F ].
Element	Atoms	At%	Wt%
Na	1	5.56	5.83
Ca	2	11.1	20.3
Si	4	22.2	28.5
O	10	55.6	40.6
F	1	5.56	4.82
Total	18	100	100