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AF - CAM / Noun / Y11

Sample

Rock type
Sampled at
2005-01-01
Sampled by
Bibliography
Country
Cameroun
Region
Plaine de Noun
Zone
Volcan Yupé
Longitude
10.48805 DD     10° 29' 0''
Latitude
5.711643 DD     5° 42' 1''
Altitude
1194 m
Body of water
Comments

Whole rock dating analyses

Analysis 1

Reference
Method
K-Ar
Technique
Age
4.59 Ma
Age incertitude
0.12 Ma
Precision
0
Sigma
±1
K2O
1.18 %
Fused mass
g
40ArR/40ArT
49.5 %
40ArR
1.75 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
0
Rb
50.2
Ba
646
Th
7.38
Nb
88.3
La
65
Ce
125
Sr
1028
Nd
53
Sm
9.88
Zr
262
Eu
3.11
Gd
7.75
Dy
5.66
Y
27.2
Er
2.31
Yb
1.89
Sc
0
V
246
Cr
710
Co
59.9
Ni
296
Cu
76.3
Comments
ppm: Be = 1.7 ; Cs = 0.65 ; Ga = 19 ; Ge = 1.5 ; Hf = 5.36 ; Ho = 0.972 ; Lu = 0.287 ; Mo = 2.93 ; Pb = 3.48 ; Pr = 14.1 ; Ta = 5.63 ; Tb = 1.02 ; Tm = 0.308 ; U = 2.08,

Microprobe analyses

No data available

Isotopic analyses

No data available

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