| | Description | |
| Type Locality: | Helikon II pegmatite, Okongava-Ost farm, Karibib District, Erongo Region, Namibia is the type locality for Joosteite | | UV Fluorescence: | none | | Quality of samples: | Poor for species, only of interest for locality collectors. (#) | | Rarity at site: | Rare | | Confirmation | |
| Validity: | Believed Valid | | References | |
| References: | Keller, P., et al. (2007): NJMA 183,197-201(2007) | | Associated minerals: | |
| Associates: | Apatite Dickinsonite-(KMnNa) Eosphorite Hureaulite Lithiophilite Sicklerite Varulite
| | Data | |
| Mineral Data: | Click here to view Joosteite data | | Locality Data: | Click here to view Helikon II pegmatite, Okongava-Ost farm, Karibib District, Erongo Region, Namibia |
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