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JEOL-8600 microprobe database (CU Boulder) | Print date: 09/22/2021 (01:55)

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Standard - Information

In use Wilberforce apatite (Fluoroapatite) Block: A, #7
First entry: 09/29/2009 || Last update: 04/16/2012 by Julien Allaz
Mineral class
Sub-class
Group
phosphate
Anhydrous phosphate
Apatite
Synthetic? no
Formula
Standard element(s)
Ca5(PO4)3(OH,F,Cl)
Ca P
Source / reference USGS standard; Beeson M.H. (1972); C.M. Taylor
Origin, rock type... Wilberforce, Monmouth Township, Haliburton Co., Ontario, Canada

    (*) Recommended analysis
    Analysis type unknown
    Comment analysis Standard analysis from C.M. Taylor.
    Wt-% oxideWt-% elementAtom [p.f.u.]
    0.650
    40.930
    0.130
    0.020
    0.050
    0.140
    0.320
    0.050
    0.170
    0.040
    0.003
    0.010
    0.002
    0.007
    0.001
    0.003
    0.003
    0.060
    0.010
    0.020
    0.460
    54.480
    0.240
    3.700
    0.050
    0.030
    -1.569
    SO3
    P2O5
    SiO2
    Al2O3
    Y2O3
    La2O3
    Ce2O3
    Pr2O3
    Nd2O3
    Sm2O3
    Eu2O3
    Gd2O3
    Tb2O3
    Dy2O3
    Ho2O3
    Er2O3
    Yb2O3
    FeO
    MgO
    MnO
    SrO
    CaO
    Na2O
    F
    Cl
    H2O
    O=F,Cl
    0.260
    17.863
    0.061
    0.011
    0.039
    0.119
    0.273
    0.043
    0.146
    0.034
    0.003
    0.009
    0.002
    0.006
    0.001
    0.003
    0.003
    0.047
    0.006
    0.015
    0.389
    38.937
    0.178
    3.700
    0.050
    0.003
    -1.569
    39.379
    S
    P
    Si
    Al
    Y
    La
    Ce
    Pr
    Nd
    Sm
    Eu
    Gd
    Tb
    Dy
    Ho
    Er
    Yb
    Fe2+
    Mg
    Mn
    Sr
    Ca
    Na
    F
    Cl
    H
    O=F,Cl
    O
    0.041
    2.929
    0.011
    0.002
    0.002
    0.004
    0.010
    0.002
    0.005
    0.001
    -
    -
    -
    -
    -
    -
    -
    0.004
    0.001
    0.001
    0.023
    4.935
    0.039
    0.989
    0.007
    0.017
    -
    13.000
    100.010100.01122.023
    See analysis 1 for recommended analysis
    Reference Analyst: Sarah T. Neil
    Analysis type single point
    Comment analysis Analytical Services and Research.
    Wt-% oxideWt-% elementAtom [p.f.u.]
    0.590
    40.930
    0.110
    0.040
    0.130
    0.290
    0.040
    0.120
    0.020
    0.003
    0.010
    0.002
    0.007
    0.001
    0.003
    0.003
    0.040
    0.010
    0.230
    54.310
    0.240
    3.670
    0.030
    -1.545
    SO3
    P2O5
    SiO2
    Y2O3
    La2O3
    Ce2O3
    Pr2O3
    Nd2O3
    Sm2O3
    Eu2O3
    Gd2O3
    Tb2O3
    Dy2O3
    Ho2O3
    Er2O3
    Yb2O3
    FeO
    MgO
    SrO
    CaO
    Na2O
    F
    H2O
    O=F,Cl
    0.236
    17.863
    0.051
    0.031
    0.111
    0.248
    0.034
    0.103
    0.017
    0.003
    0.009
    0.002
    0.006
    0.001
    0.003
    0.003
    0.031
    0.006
    0.194
    38.815
    0.178
    3.670
    0.003
    -1.545
    39.211
    S
    P
    Si
    Y
    La
    Ce
    Pr
    Nd
    Sm
    Eu
    Gd
    Tb
    Dy
    Ho
    Er
    Yb
    Fe2+
    Mg
    Sr
    Ca
    Na
    F
    H
    O=F,Cl
    O
    0.038
    2.943
    0.009
    0.002
    0.004
    0.009
    0.001
    0.004
    0.001
    -
    -
    -
    -
    -
    -
    -
    0.003
    0.001
    0.011
    4.942
    0.040
    0.986
    0.017
    -
    13.000
    99.28499.28422.011
    See analysis 1 for recommended analysis
    Reference Gunow?
    Analysis type unknown
    Comment analysis Less element analyzed compare to other two analyses, probably not the best analysis...
    Wt-% oxideWt-% elementAtom [p.f.u.]
    40.900
    0.130
    0.020
    0.140
    0.300
    0.010
    0.030
    0.460
    54.530
    0.240
    0.260
    3.650
    0.050
    -1.548
    P2O5
    SiO2
    Al2O3
    La2O3
    Ce2O3
    FeO
    MnO
    SrO
    CaO
    Na2O
    S
    F
    Cl
    O=F,Cl
    17.850
    0.061
    0.011
    0.119
    0.256
    0.008
    0.023
    0.389
    38.973
    0.178
    0.260
    3.650
    0.050
    -1.548
    38.893
    P
    Si
    Al
    La
    Ce
    Fe2+
    Mn
    Sr
    Ca
    Na
    S
    F
    Cl
    O=F,Cl
    O
    3.082
    0.012
    0.002
    0.005
    0.010
    0.001
    0.002
    0.024
    5.200
    0.041
    0.043
    1.027
    0.008
    -
    13.000
    99.17299.17322.457

BSE image of Wilberforce Apatite (Block B).



EDS spectrum in Wilberforce Apatite at 15 kV.


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