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Geochronology, Geology, Geochemistry and Petrology
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AF - CAM / Manen / CT55
Sample
Rock type
Basalte alcalin
Sampled at
2000-01-01
Sampled by
Chakam Tagheu
Bibliography
Country
Cameroun
Region
manengouba
Zone
Manengouba
Longitude
9.82519 DD 9° 49' 1''
Latitude
5.032815 DD 5° 1' 1''
Altitude
1932 m
Body of water
Comments
Whole rock K-Ar dating
Analysis 1
Reference
Method
K-Ar
Technique
Age
0.11 Ma
Age incertitude
30 Ka
Precision
0
Sigma
±0
K2O
0 %
Fused mass
g
40ArR/40ArT
0 %
40ArR
0 10-7cm3.g-1
36Ar
exp 10-9cm3
Comments
Mineral K-Ar dating
No data available
Major elements analysis
No data available
Trace elements analysis
Analysis 1
Precision
1
Rb
49.9
Ba
524
Th
5.71
Nb
80
La
61.8
Ce
123
Sr
957
Nd
55.4
Sm
10.4
Zr
351
Eu
3.53
Gd
9.15
Dy
6.55
Y
31.82
Er
2.71
Yb
2.14
Sc
0
V
253
Cr
146
Co
49.2
Ni
124
Cu
52.5
Comments
ppm: Be=2.02; Cs=0.44; Ga=24.2; Ge=1.31; Hf=7.79; Ho=1.14; Lu=0.304; Mo=1.93; Pb=2.88;
Pr=14.1; Ta=5.41; Tb=1.18; Tm=0.378; U=1.34; ,
Microprobe analyses
No data available
Isotopic analysis
No data available
Map
Documents
No data available
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