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AMS-CHI / LCBA-PG113

Sample

Rock type
Basalte
Sampled at
2002-01-01
Sampled by
Bibliography
Country
Chili
Region
Coyhaique-Lac General Carrera Buenos-Aires
Zone
zone de Meseta
Longitude
-71.63 DD     -72° 22' 0''
Latitude
-46.79 DD     -47° 12' 1''
Altitude
0 m
Body of water
Comments

Whole rock K-Ar dating

Analysis 1

Reference
6287-7
Method
K-Ar
Technique
null
Age
5.84 Ma
Age incertitude
0.21 Ma
Precision
0
Sigma
±0
K2O
0.85 %
Fused mass
g
40ArR/40ArT
28.7 %
40ArR
1.6 10-7cm3.g-1
36Ar
exp 10-9cm3
Comments

Mineral K-Ar dating

No data available

Major elements analysis

Analysis 1

Precision
2
SiO2
48.3
TiO2
1.61
Al2O3
16.7
Fe2O3
11.6
MnO
0.17
MgO
7.15
CaO
9.6
Na2O
3.38
K2O
1.03
P2OR
0.44
Total
Loss on ignition
-0.27
Comments

Trace elements analysis

Analysis 1

Precision
2
Rb
21.5
Ba
260
Th
2.5
Nb
15.3
La
21
Ce
45
Sr
555
Nd
24
Sm
5.6
Zr
149
Eu
1.76
Gd
5
Dy
4.5
Y
25
Er
2.3
Yb
2.16
Sc
32
V
250
Cr
470
Co
44
Ni
213
Cu
0
Comments

Microprobe analyses

No data available

Isotopic analysis

No data available

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