Category: Volcanic
Type
Commons
Name origin
Locality
GPS: 48° 19' 11,88" N, 19° 34' 24,87" E
Major minerals
Accessory minerals
Classification
Colour
Structure
Granularity
Texture
Alterations
Petrographic characteristics
Usage
Literature
Photomicrographs
Normative composition
Step of calculation
Normative minerals
SiO2
TiO2
ZrO2
Al2O3
Fe2O3
FeO
MnO
MgO
CaO
Na2O
K2O
P2O5
F
S
CO2
Total
Molar proportion of normative mineral
Molecular mass of normative mineral
Weight % of normative mineral
Normative minerals
SiO2
TiO2
ZrO2
Al2O3
Fe2O3
FeO
MnO
MgO
CaO
Na2O
K2O
P2O5
F
S
CO2
Total
Molar proportion of normative mineral
Molecular mass of normative mineral
Weight % of normative mineral
Oxide
(wt. %)
44.65
2.13
16.43
3.46
5.89
0.19
4.75
8.75
5.22
1.47
0.60
93.37
Molecular
weight
60.08
79.88
101.96
159.69
71.85
70.94
40.31
56.08
61.98
94.20
141.95
Molecular
proportion
0.7432
0.0267
0.1611
0.0217
0.0847
0.0027
0.1178
0.1528
0.0842
0.0156
0.0042
1
ap
0.0141
0.0042
0.0042
328.68
1.39
ap
0.0141
0.0042
0.0042
328.68
1.39
4
il
0.0267
0.0267
0.0267
151.75
4.05
il
0.0267
0.0267
0.0267
151.75
4.05
8
or
0.0936
0.0156
0.0156
0.0156
556.67
8.69
or
0.0936
0.0156
0.0156
0.0156
556.67
8.69
9
ab´
0.5053
0.0842
0.0842
0.0842
524.46
44.17
ab´
0.5053
0.0842
0.0842
0.0842
524.46
44.17
10
an
0.1226
0.0613
0.0613
0.0613
278.21
17.06
an
0.1226
0.0613
0.0613
0.0613
278.21
17.06
13
mt
0.0217
0.0217
0.0217
231.54
5.02
mt
0.0217
0.0217
0.0217
231.54
5.02
14
zvyšky
0,0363
0,1178
zvyšky
0,0363
0,1178
15
di
0.1548
0.0182
0.0592
0.0774
0.0774
223.991
17.34
di
0.1548
0.0182
0.0592
0.0774
0.0774
223.991
17.34
17
hy´
0.0767
0.0181
0.0587
0.0767
107.821
8.27
hy´
0.0767
0.0181
0.0587
0.0767
107.821
8.27
20
ol
0.0384
0.0181
0.0587
0.0384
155.555
5.97
ol
0.0384
0.0181
0.0587
0.0384
155.555
5.97
22
ne
0.0858
0.0215
0.0429
0.0429
284.11
12.19
ne
0.0858
0.0215
0.0429
0.0429
284.11
12.19
22
ab
0.2479
0.0628
0.0413
0.0413
524.46
21.67
Y: 0.9532ab
0.2479
0.0628
0.0413
0.0413
524.46
21.67
D: 0.2100
D1: 0.1716
D2: 0.1716
Mg/(Mg+Fe2+): 0.764
Total of normative wt. % 93.37
Comment
Chemical composition
-
SiO2
44.65TiO2
2.13Al2O3
16.43Fe2O3
3.46FeO
5.89MnO
0.19MgO
4.75CaO
8.57Na2O
5.22K2O
1.47P2O5
0.60H2O+
0.95H2O-
0.48CO2
5.86Total
100.65Mg(Mg/Fe2+)
0.59A/CNK
0.64A/NK
1.61
Mašková, Slovakia - Sample 12
SiO2
46.39TiO2
2.48Al2O3
16.61Fe2O3
4.45FeO
6.26MnO
0.13MgO
5.06CaO
7.89Na2O
4.30K2O
1.39P2O5
0.68LOI
3.13H2O+
0.07H2O-
0.22SO3
0.07F
0.03Cl
0.11Total
99.27Mg(Mg/Fe2+)
0.59A/CNK
0.72A/NK
1.94