<?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>H. G. Wilshire</dc:creator>
  <dc:date>1973</dc:date>
  <dc:description>&lt;p&gt;&lt;span class="TextRun SCXW208813107 BCX8" lang="EN-US" xml:lang="EN-US" data-contrast="auto"&gt;&lt;span class="NormalTextRun SCXW208813107 BCX8"&gt;The &lt;/span&gt;&lt;span class="SpellingError SCXW208813107 BCX8"&gt;By&lt;/span&gt;&lt;span class="SpellingError SCXW208813107 BCX8"&gt;rgius&lt;/span&gt;&lt;span class="NormalTextRun SCXW208813107 BCX8"&gt; quadrangle, at the western edge of the near side, lies in the terra southwest&lt;/span&gt;&lt;span class="NormalTextRun SCXW208813107 BCX8"&gt; of Oceanus &lt;/span&gt;&lt;span class="NormalTextRun SCXW208813107 BCX8"&gt;Procellarum&lt;/span&gt;&lt;span class="NormalTextRun SCXW208813107 BCX8"&gt; between the &lt;/span&gt;&lt;span class="NormalTextRun SCXW208813107 BCX8"&gt;Humorum&lt;/span&gt;&lt;span class="NormalTextRun SCXW208813107 BCX8"&gt; and Orientale basins. Structures and deposits&lt;/span&gt;&lt;span class="NormalTextRun SCXW208813107 BCX8"&gt; related to the Orientale basin, which is younger than the &lt;/span&gt;&lt;span class="NormalTextRun SCXW208813107 BCX8"&gt;Humorum&lt;/span&gt;&lt;span class="NormalTextRun SCXW208813107 BCX8"&gt; basin (Hartmann and Kuiper, 1962&lt;/span&gt;&lt;span class="NormalTextRun SCXW208813107 BCX8"&gt;), dominate the southwestern half of the quadrangle&lt;/span&gt;&lt;span class="NormalTextRun SCXW208813107 BCX8"&gt;. The northeastern half is dominated by mantling deposits that are older &lt;/span&gt;&lt;span class="NormalTextRun SCXW208813107 BCX8"&gt;than Orientale (&lt;/span&gt;&lt;span class="SpellingError SCXW208813107 BCX8"&gt;Imbrian&lt;/span&gt;&lt;span class="NormalTextRun SCXW208813107 BCX8"&gt;) and younger than &lt;/span&gt;&lt;span class="NormalTextRun SCXW208813107 BCX8"&gt;Humorum&lt;/span&gt;&lt;span class="NormalTextRun SCXW208813107 BCX8"&gt; (pre-&lt;/span&gt;&lt;span class="SpellingError SCXW208813107 BCX8"&gt;Imbrian&lt;/span&gt;&lt;span class="NormalTextRun SCXW208813107 BCX8"&gt;), which lies&lt;/span&gt;&lt;span class="NormalTextRun SCXW208813107 BCX8"&gt; mostly outside the zone of reco&lt;/span&gt;&lt;span class="NormalTextRun SCXW208813107 BCX8"&gt;gnizable Orientale-related deposits or structures.&lt;/span&gt;&lt;span class="NormalTextRun SCXW208813107 BCX8"&gt; These main &lt;/span&gt;&lt;span class="NormalTextRun SCXW208813107 BCX8"&gt;subdivisions are visible on the albedo map of the Moon (&lt;/span&gt;&lt;span class="SpellingError SCXW208813107 BCX8"&gt;Pohn&lt;/span&gt;&lt;span class="NormalTextRun SCXW208813107 BCX8"&gt; and &lt;/span&gt;&lt;span class="NormalTextRun SCXW208813107 BCX8"&gt;Wildey&lt;/span&gt;&lt;span class="NormalTextRun SCXW208813107 BCX8"&gt;, &lt;/span&gt;&lt;span class="NormalTextRun SCXW208813107 BCX8"&gt;1970)&lt;/span&gt;&lt;span class="NormalTextRun SCXW208813107 BCX8"&gt;, the northeastern one having generally the lower albedo&lt;/span&gt;&lt;span class="NormalTextRun SCXW208813107 BCX8"&gt;. The older units throughout the quadrangle&lt;/span&gt;&lt;span class="NormalTextRun SCXW208813107 BCX8"&gt; have complex topography, probably formed mostly intersecti&lt;/span&gt;&lt;span class="NormalTextRun SCXW208813107 BCX8"&gt;ng, degraded craters&lt;/span&gt;&lt;span class="NormalTextRun SCXW208813107 BCX8"&gt;.&lt;/span&gt;&lt;/span&gt;&lt;/p&gt;</dc:description>
  <dc:format>application/pdf</dc:format>
  <dc:identifier>10.3133/i755</dc:identifier>
  <dc:language>en</dc:language>
  <dc:publisher>U.S. Geological Survey</dc:publisher>
  <dc:title>Geologic map of the Byrgius Quadrangle of the Moon</dc:title>
  <dc:type>reports</dc:type>
</oai_dc:dc>