<?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>J.S. King</dc:creator>
  <dc:date>1977</dc:date>
  <dc:description>&lt;p&gt;&lt;span class="TextRun SCXW27079863 BCX8" lang="EN-US" xml:lang="EN-US" data-contrast="auto"&gt;&lt;span class="NormalTextRun SCXW27079863 BCX8"&gt;The Arabia quadrangle &lt;/span&gt;&lt;span class="AdvancedProofingIssue SCXW27079863 BCX8"&gt;is located in&lt;/span&gt;&lt;span class="NormalTextRun SCXW27079863 BCX8"&gt; the northern hemisphere of Mars; it extends 30&lt;/span&gt;&lt;span class="NormalTextRun SCXW27079863 BCX8"&gt;˚&lt;/span&gt;&lt;span class="NormalTextRun SCXW27079863 BCX8"&gt; N. from the equator and 45˚ E. from the prime meridian. It is within the area of &lt;/span&gt;&lt;span class="SpellingError SCXW27079863 BCX8"&gt;unmantled&lt;/span&gt;&lt;span class="NormalTextRun SCXW27079863 BCX8"&gt; terrain defined by &lt;/span&gt;&lt;span class="SpellingError SCXW27079863 BCX8"&gt;Soberblom&lt;/span&gt;&lt;span class="NormalTextRun SCXW27079863 BCX8"&gt; and &lt;/span&gt;&lt;span class="NormalTextRun SCXW27079863 BCX8"&gt;others (1973) and the planet-encircling band of old cratered deposits shown on the preliminary geologic map&lt;/span&gt;&lt;span class="NormalTextRun SCXW27079863 BCX8"&gt; o&lt;/span&gt;&lt;span class="NormalTextRun SCXW27079863 BCX8"&gt;f&lt;/span&gt;&lt;span class="NormalTextRun SCXW27079863 BCX8"&gt; Mars (&lt;/span&gt;&lt;span class="NormalTextRun SCXW27079863 BCX8"&gt;Carr&lt;/span&gt;&lt;span class="NormalTextRun SCXW27079863 BCX8"&gt; and others, 1973). Crater density in the Arabia quadrangle is &lt;/span&gt;&lt;span class="AdvancedProofingIssue SCXW27079863 BCX8"&gt;similar to&lt;/span&gt;&lt;span class="NormalTextRun SCXW27079863 BCX8"&gt; the heavily cratered regions located south of the &lt;/span&gt;&lt;span class="NormalTextRun SCXW27079863 BCX8"&gt;equator owing to inclination of the great circle division between heavily and less cratered Martian terrains (&lt;/span&gt;&lt;span class="SpellingError SCXW27079863 BCX8"&gt;Soberblom&lt;/span&gt;&lt;span class="NormalTextRun SCXW27079863 BCX8"&gt; and others (1974). Non&lt;/span&gt;&lt;span class="NormalTextRun SCXW27079863 BCX8"&gt;e &lt;/span&gt;&lt;span class="NormalTextRun SCXW27079863 BCX8"&gt;of the large prominent telescopically defined Martian surface markings dominate the Arabia quadrangle, although the northern tip of &lt;/span&gt;&lt;span class="SpellingError SCXW27079863 BCX8"&gt;Meridiani&lt;/span&gt; &lt;span class="NormalTextRun SCXW27079863 BCX8"&gt;Sinus projects slightly into the extreme southwest corner. The topographic map of Mars (U. S. Geol. Survey, 1976) indicates that elevations in the Araba quadrangle rise toward the &lt;/span&gt;&lt;span class="NormalTextRun SCXW27079863 BCX8"&gt;northeast. The entire region lacks high relief.&lt;/span&gt;&lt;/span&gt;&lt;/p&gt;</dc:description>
  <dc:format>application/pdf</dc:format>
  <dc:identifier>10.3133/i996</dc:identifier>
  <dc:language>en</dc:language>
  <dc:publisher>U.S. Geological Survey</dc:publisher>
  <dc:title>Geologic map of the Arabia Quadrangle of Mars</dc:title>
  <dc:type>reports</dc:type>
</oai_dc:dc>