GRD00CWS0
I-509
Undersaturated
Cenozoic › Neogene › Miocene › Late Miocene › Messinian
5.3
-
7.2
0
Ritter 154 › Cabinet 20 › Drawer I
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Original description: Phonolite. Samples I-501 to I-510 taken from Congo Tanganikia province
Ar/Ar 5.81-6.20 Ma Mana et al. AGU, 2009. Abstract avilable online.
East African Rift
Tanzania
Alkaline volcanic province, Tanganika. Essimingor volcano.
-
N/A
N/A
N/A
N/A