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JEOL-8600 microprobe database (CU Boulder) | Print date: 08/07/2020 (17:15)

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Standard - Information

In use Kakanui Hornblende (Hornblende) Block: #7
First entry: 04/15/2012 || Last update: 04/19/2012 by Julien Allaz
Mineral class
Sub-class
Group
silicate
Inosilicate double chain
Amphibole
Synthetic? no
Formula
Standard element(s)
Ca2(Fe,Mg)4(Al,Fe)Si7AlO22(OH)2
Si Al Fe Mg Ca
Source / reference USNM #143965
Origin, rock type... Kakanui, New Zealand
General comment See Jarosewich et al. (1980), Geostandards Newsletter 4 (2), p. 257

Analysis 1
Analysis type unknown
Comment analysis H2O (in publication) 0.94
Wt-% oxideWt-% elementAtom [p.f.u.]
40.370
4.720
14.900
10.900
12.800
0.090
10.300
2.600
2.050
2.051
SiO2
TiO2
Al2O3
FeO
MgO
MnO
CaO
Na2O
K2O
H2O
18.870
2.829
7.886
8.473
7.719
0.070
7.361
1.929
1.702
0.229
43.713
Si
Ti
Al
Fe2+
Mg
Mn
Ca
Na
K
H
O
5.902
0.519
2.567
1.333
2.790
0.011
1.613
0.737
0.382
2.000
24.000
100.781100.78141.854

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Webmaster (Julien Allaz): julien.allaz@colorado.edu | Lab manager (Julien Allaz, Kevin Mahan): julien.allaz@colorado.edu

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