Apatite from
Okorusu Mine, Otjiwarongo Constituency, Otjozondjupa Region, Namibia

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Predictive Mineralogy

Classification
Locality type:	Open-Cast Mine
Species:	'Apatite' (not an IMA approved species)
Formula:	Ca₅(PO₄)₃A
Comments:	In pegmatitic carbonatites and in associated sodic fenites.
Confirmation
Validity:	Believed Valid
Data
Mineral Data:	Click here to view Apatite data
Locality Data:	Click here to view Okorusu Mine, Otjiwarongo Constituency, Otjozondjupa Region, Namibia
Data Identifiers
Mindat Occurrence Record ID:	321379
Long-form Identifier:	1:3:321379:7
GUID (UUID V4):	0
Nearest other occurrences of Apatite

94.7km (58.9 miles)	ⓘ Kameelburg Complex, Kalkfeld, Otjiwarongo Constituency, Otjozondjupa Region, Namibia
References
Journal of Microtextural Mineralogy, 52 (4), 2000, pp. 17-20. Prins, P. 1981. The geochemical evolution of the alkaline and carbonatite complexes of the Damaraland igneous province, South West Africa. Annale Universiteit van Stellenbosch, Serie A1, Geologie, 3, 145-278. Van Zijl, P.J. 1962. The geology, structure and petrology of the alkaline intrusions of Kalkfeld and Okorusu and the invaded Damara rocks. Annale Universiteit van Stellenbosch, Serie A, 37, 237-339. Harris, Chris (1995) Oxygen isotope geochemistry of the Mesozoic anorogenic complexes of Damaraland, northwest Namibia: evidence for crustal contamination and its effect on silica saturation. Contributions to Mineralogy and Petrology, 122 (3) 308-321 doi:10.1007/s004100050130 MILNER, S. C., LE ROEX, A. P., O'CONNOR, J. M. (1995) Age of Mesozoic igneous rocks in northwestern Namibia, and their relationship to continental breakup. Journal of the Geological Society, 152 (1). 97-104 doi:10.1144/gsjgs.152.1.0097 Le Roex, A. P., Lanyon, R. (1998) Isotope and Trace Element Geochemistry of Cretaceous Damaraland Lamprophyres and Carbonatites, Northwestern Namibia: Evidence for Plume--Lithosphere Interactions. Journal of Petrology, 39 (6) 1117-1146 doi:10.1093/petroj/39.6.1117 Lohmeier, S., Machleidt, J., Klemd, R., Ellmies, R. (2023) Okorusu tailings – Part II: REE mineralisation, and oxygen and carbon isotope variations. South African Journal of Geology, 126 (3) 315-336 doi:10.25131/sajg.126.0015

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Apatite from Okorusu Mine, Otjiwarongo Constituency, Otjozondjupa Region, Namibia

Apatite from
Okorusu Mine, Otjiwarongo Constituency, Otjozondjupa Region, Namibia