A fact from Taaffeite appeared on Wikipedia's Main Page in the Did you know column on 23 May 2011 (check views). The text of the entry was as follows:
Did you know... that taaffeite, one of the world's rarest gemstones, is the first mineral known to contain both beryllium and magnesium as essential components?
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Taaffeite is part of WikiProject Rocks and minerals, an attempt at creating a standardized, informative, comprehensive and easy-to-use rocks and minerals resource. If you would like to participate, you can choose to edit this article, or visit the project page for more information.Rocks and mineralsWikipedia:WikiProject Rocks and mineralsTemplate:WikiProject Rocks and mineralsRocks and minerals articles
