neptunium
... that neptunium is found in at least three allotropes‍—‌one orthorhombic, one tetragonal, and one body-centered cubic?
... that <b id="mwCHs"><a href="./Neptunium" id="mwCHw" rel="mw:WikiLink" title="Neptunium">neptunium</a></b> is found in at least three <a href="./Allotropy" id="mwCH0" rel="mw:WikiLink" title="Allotropy">allotropes</a><span about="#mwt55" data-mw='{"parts":[{"template":{"target":{"wt":"mdashb","href":"./Template:Mdashb"},"params":{},"i":0}}]}' id="mwCH4" typeof="mw:Transclusion">‍</span><span about="#mwt55" typeof="mw:Entity">—</span><span about="#mwt55">‌</span>one <a class="mw-redirect" href="./Orthorhombic" id="mwCH8" rel="mw:WikiLink" title="Orthorhombic">orthorhombic</a>, one <a class="mw-redirect" href="./Tetragonal" id="mwCIA" rel="mw:WikiLink" title="Tetragonal">tetragonal</a>, and one <a class="mw-redirect" href="./Body-centered_cubic" id="mwCIE" rel="mw:WikiLink" title="Body-centered cubic">body-centered cubic</a>?