请大侠帮我鉴定一下我的这三块石头！！

柏er

<P>请大侠帮我鉴定一下我的这三块石头！！</P>
<P>两块方章，一块随意章。照片拍得不是很好，有些变形。</P>
<P>请问是甚么石头，价值如何？</P>
<P>谢谢 ！！！！</P><A href="http://www.cnssscp.com/bbs/upload/2007-3/21/20073211605543593.jpg" target=_blank><IMG src="http://www.cnssscp.com/bbs/upload/2007-3/21/20073211605543593.jpg" border=0></A><BR><BR>

柏er

<A href="http://www.cnssscp.com/bbs/upload/2007-3/21/20073211606191355.jpg" target=_blank><IMG src="http://www.cnssscp.com/bbs/upload/2007-3/21/20073211606191355.jpg" border=0></A><BR><BR>

柏er

<A href="http://www.cnssscp.com/bbs/upload/2007-3/21/20073211606384262.jpg" target=_blank><IMG src="http://www.cnssscp.com/bbs/upload/2007-3/21/20073211606384262.jpg" border=0></A><BR><BR>

mumu

我看不懂，不过杂质也多了～～