Mt Bonga, Lubango City Council, Huíla Province, Angola

Lower Cretaceous carbonatite plug (4 km diameter) in Precambrian granito-gneissic basement.

Ref.:
- Eur. J. Mineral. 5, 1001-1024 (1993)
- Orris, G.J., and Grauch, R.I. (2002): Rare earth element mines, deposits, and occurrences. USGS Open-File Report 02-189.

Mineral List:

	Ankerite

	'Apatite'

	Baryte

	Biotite

	Calcite

	Dolomite

	'Garnet Group'

	Magnetite

	'Parisite'

	Phlogopite

	Pyrite

	Pyrochlore

	Quartz

	Rutile

	Strontianite

	Synchysite-(Y)

16 entries listed. 12 valid minerals.

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