Hiärneite is an oxide mineral named after the Swedish geologist Urban Hiärne (1641–1727).Nationalencyklopedin online The mineral can be found in rocks that mainly consists of fine grained phlogopite. Hiärneite is the first known mineral that contains both of the chemical elements antimony and zirconium.from Naturhistoriska riksmuseet (translation from Swedish ~: Swedish Museum of Natural History) The mineral was described in 1997 for its occurrence in a skarn environment in Långban iron–manganese deposit of the Filipstad district, Värmland, Sweden.Martin, R. F. and W. H. Blackburn, Encyclopedia of Mineral Names: First Update, The Canadian Mineralogist, 1999. Vol.37, p 1154
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