unbibium
... that a research group led by Amnon Marinov claimed in 2008 that the hypothetical element unbibium could be found occurring naturally in thorium deposits?
... that a research group led by <a href="./Amnon_Marinov" id="mwBZQ" rel="mw:WikiLink" title="Amnon Marinov">Amnon Marinov</a> claimed in 2008 that the hypothetical element <b id="mwBZU"><a href="./Unbibium" id="mwBZY" rel="mw:WikiLink" title="Unbibium">unbibium</a></b> could be found occurring naturally in <a href="./Thorium" id="mwBZc" rel="mw:WikiLink" title="Thorium">thorium</a> deposits?