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JEOL-8600 microprobe database (CU Boulder) | Print date: 08/07/2020 (16:40)

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Standard - Information

In use Microcline (Microcline) Block: A, Bence-Albee
First entry: 04/15/2012 || Last update: 04/19/2012 by Julien Allaz
Mineral class
Sub-class
Group
silicate
Tectosilicate
Feldspar
Synthetic? no
Formula
Standard element(s)
KAlSi3O8
Si Al K
Source / reference USNM #143966
Origin, rock type... Unknown
General comment See Jarosewich et al. (1980), Geostandards Newsletter 4 (2), p. 257

Analysis 1
Analysis type unknown
Wt-% oxideWt-% elementAtom [p.f.u.]
64.240
0.020
18.300
0.040
0.030
0.040
0.020
1.300
15.140
SiO2
TiO2
Al2O3
FeO
MgO
MnO
CaO
Na2O
K2O
30.028
0.012
9.685
0.031
0.018
0.031
0.014
0.964
12.568
45.777
Si
Ti
Al
Fe2+
Mg
Mn
Ca
Na
K
O
2.989
0.001
1.004
0.002
0.002
0.002
0.001
0.117
0.899
8.000
99.13099.12813.017

BSE image of microcline (block BA).



BSE image of Microcline (Block B).



EDS spectrum in microcline at 15kV.



EDS spectrum in Microcline at 15 kV.


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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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