Apatite measurement, Marshall 1988

Measurement details

Reference Marshall, D.J. (1988). Cathodoluminescence of geological materials. London, UK: Unwin Hyman Ltd.
Material Apatite [ Ca5(PO4)3(OH, F, Cl) ]
Specimen temperature Ambient
Analysis technique Unknown
Lines
  • Dy3+ 575 nm (1%)
  • {{linesearch:8befb49e-f53d-4e9a-a489-25dbe887668f|Eu2+}}: 450 nm
  • {{linesearch:c0d617a3-1666-4726-847b-20ae43098cae|Eu3+}}: 590 nm (0.5%), 615 nm (1%), 695 nm (0.2%)
  • Mn2+ 570 nm, 562 nm
  • Sm3+ 600 nm (1%), 645 nm (0.5%), 710 nm, 560 nm
  • Tb3+ 545 nm

Composition

Nominal composition of Apatite [ Ca5(PO4)3(OH,F,Cl) ].
Element Atoms At% Wt%
H 0.118 1.66 0.07
Ca 1.667 23.42 39.36
P 1 14.05 18.25
O 4.112 57.76 38.76
F 0.111 1.56 1.24
Cl 0.111 1.56 2.32