<?xml version='1.0' encoding='utf-8'?>
<oai_dc:dc xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/ http://www.openarchives.org/OAI/2.0/oai_dc.xsd">
  <dc:creator>L. D. Clark</dc:creator>
  <dc:date>1960</dc:date>
  <dc:description>&lt;p&gt;&lt;span&gt;A large&amp;nbsp;&lt;/span&gt;&lt;span class="ScopusTermHighlight"&gt;fault&lt;/span&gt;&lt;span&gt;&amp;nbsp;&lt;/span&gt;&lt;span class="ScopusTermHighlight"&gt;system&lt;/span&gt;&lt;span&gt;, here named the&amp;nbsp;&lt;/span&gt;&lt;span class="ScopusTermHighlight"&gt;Foothills&lt;/span&gt;&lt;span&gt;&amp;nbsp;&lt;/span&gt;&lt;span class="ScopusTermHighlight"&gt;fault&lt;/span&gt;&lt;span&gt;&amp;nbsp;&lt;/span&gt;&lt;span class="ScopusTermHighlight"&gt;system&lt;/span&gt;&lt;span&gt;, is the dominant structural feature of the&amp;nbsp;&lt;/span&gt;&lt;span class="ScopusTermHighlight"&gt;western&lt;/span&gt;&lt;span&gt;&amp;nbsp;&lt;/span&gt;&lt;span class="ScopusTermHighlight"&gt;Sierra&lt;/span&gt;&lt;span&gt;&amp;nbsp;&lt;/span&gt;&lt;span class="ScopusTermHighlight"&gt;Nevada&lt;/span&gt;&lt;span&gt;. The steeply dipping to vertical component faults trend northwestward through an area about 200 miles long and 30 miles wide north of 37°30' north latitude. The faulted Paleozoic and Mesozoic rocks are overlapped by unfaulted younger rocks, and the total extent of the&amp;nbsp;&lt;/span&gt;&lt;span class="ScopusTermHighlight"&gt;fault&lt;/span&gt;&lt;span&gt;&amp;nbsp;&lt;/span&gt;&lt;span class="ScopusTermHighlight"&gt;system&lt;/span&gt;&lt;span&gt;&amp;nbsp;is not known. It is probably not limited to the&amp;nbsp;&lt;/span&gt;&lt;span class="ScopusTermHighlight"&gt;western&lt;/span&gt;&lt;span&gt;&amp;nbsp;&lt;/span&gt;&lt;span class="ScopusTermHighlight"&gt;Sierra&lt;/span&gt;&lt;span&gt;&amp;nbsp;&lt;/span&gt;&lt;span class="ScopusTermHighlight"&gt;Nevada&lt;/span&gt;&lt;span&gt;. Faults are marked by belts as much as 4 miles wide of cataclastically deformed and recrystallized rocks and by truncated folds. Along one&amp;nbsp;&lt;/span&gt;&lt;span class="ScopusTermHighlight"&gt;fault&lt;/span&gt;&lt;span&gt;, Upper Jurassic rocks are juxtaposed against Paleozoic rocks for at least 100 miles. The direction of&amp;nbsp;&lt;/span&gt;&lt;span class="ScopusTermHighlight"&gt;fault&lt;/span&gt;&lt;span&gt;&amp;nbsp;movement has not been determined. Net displacement on some of the component faults exceeds 3000 feet and may be measurable in miles. Major faults cut beds of Late Jurassic age and are in turn cut by plutonic rocks of probable Late Jurassic and Middle Cretaceous age. Faults that controlled deposition of quartz veins and gold ore bodies of the Mother Lode belt are apparently younger and structurally less important features superimposed on one of the&amp;nbsp;&lt;/span&gt;&lt;span class="ScopusTermHighlight"&gt;fault&lt;/span&gt;&lt;span&gt;&amp;nbsp;zones of the large&amp;nbsp;&lt;/span&gt;&lt;span class="ScopusTermHighlight"&gt;system&lt;/span&gt;&lt;span&gt;.&amp;nbsp;&lt;/span&gt;&lt;/p&gt;</dc:description>
  <dc:format>application/pdf</dc:format>
  <dc:identifier>10.1130/0016-7606(1960)71[483:FFSWSN]2.0.CO;2</dc:identifier>
  <dc:language>en</dc:language>
  <dc:publisher>Geological Society of America</dc:publisher>
  <dc:title>Foothills fault system, western Sierra Nevada, California</dc:title>
  <dc:type>article</dc:type>
</oai_dc:dc>