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<p>[QUOTE=&quot;alurid, post: 5383091, member: 81991&quot;]I think there is one of these in Sudbury, Canada. Nickel capitol of the world.</p><p><br /></p><p>Sudbury is built around many small, rocky mountains with exposed igneous rock of the <a href="https://en.wikipedia.org/wiki/Canadian_Shield" target="_blank" class="externalLink ProxyLink" data-proxy-href="https://en.wikipedia.org/wiki/Canadian_Shield" rel="nofollow">Canadian (Precambrian) Shield</a>. The ore deposits in Sudbury are part of a large geological structure known as the <a href="https://en.wikipedia.org/wiki/Sudbury_Basin" target="_blank" class="externalLink ProxyLink" data-proxy-href="https://en.wikipedia.org/wiki/Sudbury_Basin" rel="nofollow">Sudbury Basin</a>, which are the remnants of a nearly two billion-year-old <a href="https://en.wikipedia.org/wiki/Impact_crater" target="_blank" class="externalLink ProxyLink" data-proxy-href="https://en.wikipedia.org/wiki/Impact_crater" rel="nofollow">impact crater</a>;<a href="https://en.wikipedia.org/wiki/Greater_Sudbury#cite_note-25" target="_blank" class="externalLink ProxyLink" data-proxy-href="https://en.wikipedia.org/wiki/Greater_Sudbury#cite_note-25" rel="nofollow">[25]</a> long thought to be the result of a <a href="https://en.wikipedia.org/wiki/Meteorite" target="_blank" class="externalLink ProxyLink" data-proxy-href="https://en.wikipedia.org/wiki/Meteorite" rel="nofollow">meteorite</a> collision, more recent analysis has suggested that the crater may in fact have been created by a <a href="https://en.wikipedia.org/wiki/Comet" target="_blank" class="externalLink ProxyLink" data-proxy-href="https://en.wikipedia.org/wiki/Comet" rel="nofollow">comet</a>.<a href="https://en.wikipedia.org/wiki/Greater_Sudbury#cite_note-26" target="_blank" class="externalLink ProxyLink" data-proxy-href="https://en.wikipedia.org/wiki/Greater_Sudbury#cite_note-26" rel="nofollow">[26]</a></p><p><br /></p><p><br /></p><p><a href="https://en.wikipedia.org/wiki/Greater_Sudbury" target="_blank" class="externalLink ProxyLink" data-proxy-href="https://en.wikipedia.org/wiki/Greater_Sudbury" rel="nofollow">https://en.wikipedia.org/wiki/Greater_Sudbury</a></p><p><br /></p><p>[ATTACH=full]1230761[/ATTACH] [ATTACH=full]1230762[/ATTACH][/QUOTE]</p><p><br /></p>

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