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	<title>Quartz sand - Revision history</title>
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	<updated>2026-05-07T00:34:06Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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		<id>http://Opengenome.net/index.php?title=Quartz_sand&amp;diff=8642&amp;oldid=prev</id>
		<title>Yslee at 10:30, 22 February 2006</title>
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		<updated>2006-02-22T10:30:06Z</updated>

		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;광물적으로는 석영이며 이산화규소의 세립을 주로 하는 모래를 가르킴&amp;lt;br /&amp;gt;&amp;lt;br /&amp;gt;화강암등의 신성암의 풍화로 이루어진 산물을 가르킨다.&amp;lt;br /&amp;gt;&amp;lt;br /&amp;gt;주로 유리의 원료로 사용이 된다.&lt;/div&gt;</summary>
		<author><name>Yslee</name></author>
		
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