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AF - CAM / Debundscha / TM 106

Sample

Rock type
Basalte alcalin
Sampled at
2009-01-01
Sampled by
Ferdinand Tsafack
Bibliography
Tsafack 2009
Country
Cameroun
Region
Debundscha
Zone
Longitude
9.70733 DD     9° 42' 0''
Latitude
4.735691 DD     4° 44' 0''
Altitude
468 m
Body of water
Comments

Whole rock K-Ar dating

No data available

Mineral K-Ar dating

No data available

Major elements analysis

No data available

Trace elements analysis

Analysis 1

Precision
0
Rb
25.4
Ba
337
Th
5.32
Nb
62.1
La
49.6
Ce
101
Sr
746
Nd
47.8
Sm
9.32
Zr
287
Eu
2.94
Gd
7.93
Dy
6.05
Y
23.6
Er
2.62
Yb
2.18
Sc
0
V
275
Cr
158
Co
41.6
Ni
91.3
Cu
70.5
Comments
ppm: Pb = 2.730 ; Ga = 23.30 ; Zn = 119.0 ; Hf = 6.330 ; Cs = 0.210 ; Ta = 4.600 ; Be = 1.460 ; U = 1.240 ; W = 0.690 ; Sn = 2.040 ; Mo = 2.220 ; Pr = 12.20 ; Tb = 1.120 ; Ho = 1.030 ; Tm = 0.352 ; Lu = 0.313,

Microprobe analyses

No data available

Isotopic analysis

Analysis #1

87Sr/87Sr
0.70326
143Nd/144Nd
0.512807
206Pb/204Pb
0.999999
207Pb/204Pb
0.999999
208Pb/204Pb
0.999999
Comments
geochimie: âge = 0.77 +/-0.09 (Ma) 1 sigma,
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