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IND - SS / BG 175A

Sample

Rock type
Rhyolite
Sampled at
1990-02-07
Sampled by
Priadi B.
Bibliography
Country
Indonésie
Region
Sulawesi
Zone
Tana-Toraja
Longitude
119.7881 DD     119° 47' 0''
Latitude
-3.0802 DD     -4° 55' 0''
Altitude
0 m
Body of water
Comments

Whole rock K-Ar dating

Analysis 1

Reference
B2397-3
Method
K-Ar
Technique
Age
0.61 Ka
Age incertitude
0.12 Ka
Precision
0
Sigma
±1
K2O
3.59 %
Fused mass
1.1029 g
40ArR/40ArT
8.82 %
40ArR
70.72 10-7cm3.g-1
36Ar
2.73 exp 10-9cm3
Comments

Mineral K-Ar dating

No data available

Major elements analysis

Analysis 1

Precision
0
SiO2
69.7
TiO2
0.41
Al2O3
13.9
Fe2O3
2.35
MnO
0.05
MgO
0.9
CaO
2.35
Na2O
3.7
K2O
3.8
P2OR
0.1
Total
99.56
Loss on ignition
2.3
Comments

Trace elements analysis

Analysis 1

Precision
0
Rb
237
Ba
850
Th
58.25
Nb
0
La
69.41
Ce
130
Sr
480
Nd
0
Sm
4.87
Zr
218
Eu
1.1
Gd
0
Dy
0
Y
0
Er
0
Yb
1.41
Sc
0
V
10
Cr
12
Co
6
Ni
5
Cu
Comments

Microprobe analyses

No data available

Isotopic analysis

No data available

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