Fluorite (var. synthetic) measurement, Mariano & Ring 1975

Reference	Mariano & Ring 1975 Mariano A. N. & Ring P. J. (1975). Europium-activated cathodoluminescence in minerals. Geochimica et Cosmochimica Acta, 39(5), 649-660. DOI: https://doi.org/10.1016/0016-7037(75)90008-3
Material	Fluorite (var. synthetic) [ CaF₂ ] Fluorite crystals on display at the Cullen Hall of Gems and Minerals © 2008 Photolitherland (via Wikimedia Commons), CC-BY-SA-3.0
Specimen temperature	Ambient
Technique	Unknown
Line	Eu²⁺ 430 nm

Nominal composition of Fluorite (var.synthetic) [ CaF₂ ].
Element	Atoms	At%	Wt%
Ca	1	33.3	51.3
F	2	66.7	48.7