Scheelite CL/FloodGun 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	Scheelite [ CaWO₄ ] Luminescence of scheelite (blue) on muscovite under UV shortwave illumination, from Yaogangxian Mine, Yaogangxian W-Sn ore field, Yizhang Co., Chenzhou Prefecture, Hunan Province, China Photo by Géry PARENT (via Wikimedia Commons), Public Domain
Specimen temperature	Ambient
Analysis technique	Cathodoluminescence (CL), using a flood-gun source
Lines	Dy³⁺ 490 nm, 576 nm, {{linesearch:36c04ece-febe-4e61-8527-0ccb0fd37c6f\|Eu³⁺}}: 616 nm, 703 nm, {{linesearch:38436137-6971-4c3e-9333-e0238a01a788\|Sm³⁺}}: 600 nm, 649 nm, {{linesearch:099c13cd-9e78-4fe6-8ec4-8ad869fe1c1f\|WO4^2-}}: 415 nm

Nominal composition of Scheelite [ CaWO₄ ].
Element	Atoms	At%	Wt%
Ca	1	16.7	13.9
W	1	16.7	63.9
O	4	66.7	22.2
Total	6	100	100