stripes
Occurrence number:
136-08-021
Country:
Russia
Region:
East Tuva
Location:
Longitude: 96.8, Latitude: 50.6
Carbonatite:
No
This intrusion has a zonal structure. From the margin inwards the rocks are miaskitic nepheline syenites, amphibole diorite and aegirine essexite. The peralkaline rocks have a banded and migmatitic structure.
References:
MAKHIN, G.V. and PAVLENKO, A.S. 1966. The middle Palaeozoic (Sangilen) alkaline intrusive complex. In G.A. Kudr'avisev and V.A. Kuznetsov (eds) Geology of the USSR XXIX (part 1): 306-26. Nedra, Moscow.
Location: