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Boltwoodite from
Goanikontes Claim, Goanikontes, Arandis, Erongo Region, Namibia

Locality type:Claim
Formula:(K,Na)(UO2)(SiO3OH) · 1.5H2O
Comments:Spherelike aggregates up to 3 cm in diameter has been found
Habit:Needles to 1 cm, as radial, compact spheres (rare)
Colour:yellow to orangeyellow
Luminescent properties:Reddish orange in longwave, no fluoresence in shortwave
Quality for species:Excellent - world class for species or very significant. (!!)
Validity:Believed Valid
References:Palfi, A.G., Wartha, R., Niedermayr, G. & Jahn, S. (2001) Das Boltwoodit-Vorkommen von Goanikontes in der Namib. In: Jahn, S. et al (editors): Namibia. Zauberwelt edler Steine und Kristalle. Bode Verlag. 2001, p 126-135.;
Windisch, W. (2014) An introduction to micromounting.
Associated Minerals Based on Photo Data:
Calcite33 photos of Boltwoodite associated with Calcite at this locality.
Gypsum1 photo of Boltwoodite associated with Gypsum at this locality.
Quartz1 photo of Boltwoodite associated with Quartz at this locality.
Goethite1 photo of Boltwoodite associated with Goethite at this locality.
Mineral Data:Click here to view Boltwoodite data
Locality Data:Click here to view Goanikontes Claim, Goanikontes, Arandis, Erongo Region, Namibia
Photo GalleryView Gallery (68 photos)
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