flag slovak   flag slovak
Department of Mineralogy and Petrology
Faculty of Natural Sciences
Comenius University in Bratislava

Category: Plutonic

Type

Commons

Name origin

Locality

GPS: 14°52'52.61" S 40°12'59.57" E

Major minerals

Accessory minerals

Classification

- Macro - Classification

Colour

Structure

Granularity

Texture

Alterations

Petrographic characteristics

Usage

Literature

Photomicrographs

- Micro 1 - Micro 2 - Micro 3 - Micro 4

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



Oxide
(wt. %)
0.46
0.01

0.04
1.86
0.72
0.05
2.15
54.04
0.08
0.01
9.93

3.05
32.57

104.97



Molecular
weight
60.08
79.88

101.96
159.69
71.85
70.94
40.31
56.08
61.98
94.20
141.95

80.06
44.01





Molecular
proportion
0.0077
0.0001

0.0004
0.0116
0.0107
0.0007
0.0533
0.9636
0.0013
0.0001
0.0700

0.0381
0.7401


1
ap











0.2332


0.0700





0.0700
328.68
22.99
2
anh











0.0381




0.0381



0.0381
136.13
5.19
4
il




0.0001



0.0001











0.0001
151.75
0.02
6
cc











0.6924





0.6924


0.6924
100.09
69.30
6
mgs










0.0477






0.0477


0.0477
84.31
4.02
8
or´



0.0006


0.0001






0.0001






0.0001
556.67
0.06
9
ab´



0.0017


0.0003





0.0003







0.0003
524.46
0.15
11
ac



0.0040



0.0010




0.0010







0.0010
462.02
0.46
13
mt







0.0106
0.0106











0.0106
231.54
2.45
14
zvyšky








0.0000

0.0056











17
hy´



0.0056




0.0000

0.0056









0.0056
100.39
0.57
20
ol´



0.0028




0.0000

0.0056









0.0028
140.69
0.40
22
ne



0.0006


0.0003





0.0003







0.0003
284.11
0.08
23
lc´



0.0004


0.0001






0.0001






0.0001
436.50
0.05
25
ol



0.0028




0.0000

0.0056









0.0028
140.69
0.40
26
lc



0.00006


0.00002






0.00002






0.00002
436.50
0.01
26
kp



0.0002


0.0001






0.0001






0.0001
316.33
0.03
Y: 0.0120
D: 0.0044
D1: 0.0015
D2: 0.0015
D3: 0.0004
D4: 0.0002
D5: 0.0002
D6: 0.0002
Mg/(Mg+Fe2+): 1.000
Total of normative wt. % 104.97

Comment

Chemical composition

-

SiO2
0.46TiO2
0.01Al2O3
0.04Fe2O3
2.65MnO
0.05MgO
2.15CaO
54.04Na2O
0.08K2O
0.01P2O5
9.93LOI
29.7CO2
32.57SO3
3.05Total
99.12Mg(Mg/Fe2+)
0.62

-

SiO2
2.03TiO2
0.18Al2O3
0.82Fe2O3
5.06MnO
0.96MgO
1.00CaO
50.04Na2O
0.20K2O
0.13P2O5
0.90LOI
37.21F
1.10Total
99.64Mg(Mg/Fe2+)
0.28

-

SiO2
0.29TiO2
<0.001Al2O3
0.09Fe2O3
1.88MnO
0.53MgO
2.07CaO
51.01Na2O
0.07K2O
<0.01P2O5
0.37LOI
42.68F
0.14Total
99.13Mg(Mg/Fe2+)
0.69

-

SiO2
1.38TiO2
0.03Al2O3
0.52Fe2O3
8.56MnO
0.16MgO
5.07CaO
45.68Na2O
0.09K2O
0.28P2O5
0.16CO2
37.09Total
99.02Mg(Mg/Fe2+)
0.54