Geo3dat

Geochronology, Geology, Geochemistry and Petrology

Geo3dat : English version en

fr
Home
Samples
Visualization
Forum
Contact

AMS-CHI / LCBA-PG110

Sample

Rock type
Basalte
Sampled at
2002-01-01
Sampled by
Bibliography
Country
Chili
Region
Coyhaique-Lac General Carrera Buenos-Aires
Zone
zone à l'ouest de Meseta
Longitude
-71.75 DD     -72° 15' 0''
Latitude
-46.78 DD     -47° 13' 0''
Altitude
0 m
Body of water
Comments

Whole rock K-Ar dating

Analysis 1

Reference
6339-4
Method
K-Ar
Technique
null
Age
49.88 Ma
Age incertitude
1.17 Ma
Precision
0
Sigma
±0
K2O
1.67 %
Fused mass
g
40ArR/40ArT
77.1 %
40ArR
2.14 10-7cm3.g-1
36Ar
exp 10-9cm3
Comments

Mineral K-Ar dating

No data available

Major elements analysis

Analysis 1

Precision
2
SiO2
46.4
TiO2
2.49
Al2O3
13.9
Fe2O3
11.85
MnO
0.17
MgO
8.2
CaO
7.6
Na2O
3.68
K2O
1.67
P2OR
0.66
Total
Loss on ignition
3.49
Comments

Trace elements analysis

Analysis 1

Precision
2
Rb
26
Ba
318
Th
4.4
Nb
41
La
34
Ce
73
Sr
711
Nd
39
Sm
8.5
Zr
265
Eu
2.48
Gd
7.3
Dy
5.55
Y
28
Er
2.4
Yb
1.95
Sc
20
V
202
Cr
269
Co
43
Ni
156
Cu
0
Comments

Microprobe analyses

No data available

Isotopic analysis

No data available

Geo3dat © 2011-2012. All rights reserved