Composite sill (80 m thick, 320 m strike length) of porphyritic alkali-feldspar microgranite to syenite, associated with peralkaline granite. The microgranite bears disseminated Nb-Ta mineralization.
References:
- Küster, D. (2009): Granitoid-hosted Ta mineralization in the Arabian-Nubian Shield: Ore deposit types, tectono-metallogenetic setting and petrogenetic framework. Ore Geology Reviews 35, 68-86.
Mineral List:11 entries listed. 9 valid minerals.
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