GRD00CIS0
I-495
Syenite
Precambrian › Proterozoic › Neoproterozoic › Cryogenian
630.0
-
850.0
0
Ritter 154 › Cabinet 15 › Drawer D
nepheline,Sodalite
Nepheline syenite with sodalite. Samples 474-500 taken from Rwanda and Burundi (East African Rift)
Ages from Tack et all 1984, found in Nakai et all 1988
East African Rift
Rwanda
-
Latitude: -2.1°
Longitude: 29.4°