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AMS-CHI / LCBA-PG01a

Sample

Rock type
Basalte
Sampled at
2002-06-01
Sampled by
Bibliography
Country
Chili
Region
Coyhaique-Lac General Carrera Buenos-Aires
Zone
Zone de Murta à l'ouest de l'embranchement de Rio Murte et rio Cajon
Longitude
-72.83 DD     -73° 10' 0''
Latitude
-46.19 DD     -47° 48' 1''
Altitude
0 m
Body of water
Comments

Whole rock K-Ar dating

Analysis 1

Reference
6012-8
Method
K-Ar
Technique
null
Age
0.9 Ma
Age incertitude
80 Ka
Precision
0
Sigma
±0
K2O
1 %
Fused mass
g
40ArR/40ArT
10.5 %
40ArR
0.29 10-7cm3.g-1
36Ar
exp 10-9cm3
Comments

Mineral K-Ar dating

No data available

Major elements analysis

Analysis 1

Precision
2
SiO2
49.6
TiO2
2.09
Al2O3
17.7
Fe2O3
20.12
MnO
0.19
MgO
5.2
CaO
8
Na2O
4.34
K2O
1
P2OR
0.51
Total
Loss on ignition
-0.32
Comments

Trace elements analysis

Analysis 1

Precision
2
Rb
15
Ba
285
Th
2.2
Nb
11
La
22.5
Ce
52.5
Sr
480
Nd
30
Sm
6.9
Zr
185
Eu
2.25
Gd
6.8
Dy
6.35
Y
38
Er
3.4
Yb
3.2
Sc
25
V
221
Cr
56
Co
29
Ni
33
Cu
0
Comments

Microprobe analyses

No data available

Isotopic analysis

No data available

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