- Håleniusite-(La)
Håleniusite-(La) (La,Ce)OF is a yellow
isometric mineral named in honor of Prof.Ulf Hålenius , director of the mineralogy department at theSwedish Museum of Natural History inStockholm ,Sweden . It was descovered in 1986 and has a dull, earthy lustre. The geological setting of Håleniusite-(La) is in vugs and leaching zones of massive Ferriallanite-(Ce), intimately intergrown withCerite -(Ce) and Bastnäsite-(La). It was descovered at Bastnäs mines, Riddarhyttan,Skinnskatteberg ,Västmanland , Sweden.External links
* [http://www.mindat.org/min-25691.html] mindat.org
* [http://www.webmineral.com/data/H%E5leniusite-%28La%29.shtml webmineral]
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