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AMS-CHI / LCBA-PG106

Sample

Rock type
Basalte
Sampled at
2005-01-01
Sampled by
Bibliography
Country
Chili
Region
Coyhaique-Lac General Carrera Buenos-Aires
Zone
zone de Meseta
Longitude
-71.86 DD     -72° 8' 0''
Latitude
-46.78 DD     -47° 13' 0''
Altitude
0 m
Body of water
Comments

Whole rock K-Ar dating

Analysis 1

Reference
6300-2
Method
K-Ar
Technique
null
Age
15.23 Ma
Age incertitude
0.58 Ma
Precision
0
Sigma
±0
K2O
1.52 %
Fused mass
g
40ArR/40ArT
26.1 %
40ArR
7.49 10-7cm3.g-1
36Ar
exp 10-9cm3
Comments

Mineral K-Ar dating

No data available

Major elements analysis

Analysis 1

Precision
2
SiO2
41.9
TiO2
1.23
Al2O3
12.35
Fe2O3
10.5
MnO
0.17
MgO
14.9
CaO
10.2
Na2O
0.8
K2O
1.92
P2OR
0.55
Total
Loss on ignition
4.94
Comments

Trace elements analysis

Analysis 1

Precision
2
Rb
59
Ba
535
Th
3.75
Nb
9
La
20.5
Ce
45
Sr
610
Nd
27
Sm
6.3
Zr
100
Eu
1.77
Gd
6
Dy
4.25
Y
22
Er
2.1
Yb
1.8
Sc
37
V
262
Cr
360
Co
51
Ni
305
Cu
0
Comments

Microprobe analyses

No data available

Isotopic analysis

No data available

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