Geo3dat

Geochronology, Geology, Geochemistry and Petrology

Geo3dat : English version en

fr
Home
Samples
Visualization
Forum
Contact

AF - CAM / Bambouto / DJ1

Sample

Rock type
Trachyte
Sampled at
2007-01-01
Sampled by
D. G. Nkouathio
Bibliography
Country
Cameroun
Region
Bambouto
Zone
Djuttsita
Longitude
10.053853 DD     10° 3' 0''
Latitude
5.353139 DD     5° 21' 0''
Altitude
1070 m
Body of water
Comments

Whole rock dating analyses

Analysis 1

Reference
B6636 - 5
Method
K-Ar
Technique
Age
16.72 Ma
Age incertitude
0.39 Ma
Precision
0
Sigma
±1
K2O
4.81 %
Fused mass
g
40ArR/40ArT
82.9 %
40ArR
26.05 10-7cm3.g-1
36Ar
exp 10-9cm3
Comments

Mineral dating analyses

No data available

Major elements analyses

No data available

Trace elements analyses

Analysis 1

Precision
1
Rb
106.1
Ba
46.05
Th
22.39
Nb
226.7
La
179.6
Ce
351.1
Sr
13.55
Nd
132.2
Sm
22.39
Zr
1238
Eu
2.59
Gd
0
Dy
0
Y
80.81
Er
0
Yb
0
Sc
0
V
0
Cr
0
Co
2.02
Ni
0
Cu
0
Comments
ppm: Hf=26.28; Lu=1.14; Pb=17.74; Pr=38.72; Ta=15.93; Tb=2.66; ,

Microprobe analyses

No data available

Isotopic analyses

No data available

Geo3dat © 2011-2012. All rights reserved