Apatite CL/OM measurement, Mariano & Ring 1975

Measurement details

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 Apatite [ Ca5(PO4)3(OH, F, Cl) ]
Specimen temperature Ambient
Analysis technique Cathodoluminescence (CL), using an optical microscope
Lines Eu2+ 410 nm, {{linesearch:143db822-8c7d-4d73-935c-0e87aaf92d61|Eu3+}}: 695 nm, {{linesearch:7d3d3b99-fce1-454c-a38a-ddfec887e477|Mn2+}}: 595 nm

Composition

Nominal composition of Apatite [ Ca5(PO4)3(OH,F,Cl) ].
Element At% Wt%
H 1.66 0.07
Ca 23.42 39.36
P 14.05 18.25
O 57.76 38.76
F 1.56 1.24
Cl 1.56 2.32
Total 100 100