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IND - SS / 89 B01

Sample

Rock type
Andésite
Sampled at
1990-09-14
Sampled by
Priadi Bambang
Bibliography
Country
Indonésie
Region
Sulawesi
Zone
Paleleh
Longitude
122.16 DD     122° 9' 1''
Latitude
0.896 DD     0° 53' 1''
Altitude
0 m
Body of water
Comments

Whole rock K-Ar dating

Analysis 1

Reference
B2511-7
Method
K-Ar
Technique
Age
17.95 Ma
Age incertitude
0.78 Ma
Precision
0
Sigma
±1
K2O
0.99 %
Fused mass
1.0581 g
40ArR/40ArT
36.8 %
40ArR
5.76 10-7cm3.g-1
36Ar
3.54 exp 10-9cm3
Comments

Mineral K-Ar dating

No data available

Major elements analysis

Analysis 1

Precision
0
SiO2
46.55
TiO2
1.12
Al2O3
19.05
Fe2O3
12.85
MnO
0.18
MgO
5.43
CaO
10.65
Na2O
2.6
K2O
1.23
P2OR
0.43
Total
100.41
Loss on ignition
0.32
Comments

Trace elements analysis

Analysis 1

Precision
0
Rb
38
Ba
260
Th
4.8
Nb
5.6
La
18.5
Ce
40.9
Sr
520
Nd
25
Sm
5.34
Zr
76
Eu
1.66
Gd
0
Dy
5.3
Y
34
Er
3.1
Yb
2.45
Sc
28
V
430
Cr
8
Co
33
Ni
13
Cu
Comments

Microprobe analyses

No data available

Isotopic analysis

No data available

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