<a href="https://en.wikipedia.org/wiki/Duttonite" class="extiw" title="en:Duttonite">Duttonite</a>
<dl><dd><dl><dd>Locality: Mounana Mine (Mouana Mine), <a href="https://en.wikipedia.org/wiki/Franceville" class="extiw" title="en:Franceville">Franceville</a>, <a href="https://en.wikipedia.org/wiki/Haut-Ogoou%C3%A9_Province" class="extiw" title="en:Haut-Ogooué Province">Haut-Ogooué Province</a>, Gabon (<a rel="nofollow" class="external text" href="http://www.mindat.org/loc-1750.html">Locality at mindat.org</a>)</dd>
<dd>Size: 4.3 x 1.7 x 1.0 cm.</dd>
<dd>Duttonite is a very rare vanadium hydroxide. Ex. Rice Northwest Museum and A.L. McGuiness Collections.</dd></dl></dd></dl>
<bdi><a href="https://www.wikidata.org/wiki/Q56247090" class="extiw" title="d:Q56247090"><span title="mineral collector and dealer">Robert M. Lavinsky</span></a>
</bdi>
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