为了让各位老师便于观察,也顺便练练偶的摄影技术,偶又拍了些这根牙签的写真,请老师和石友们说说,此牙签是什么石种,哪个是结晶,哪个是杂质,什么样的质地好,先谢<IMG src="http://www.cnssscp.com/bbs/images/Emotions/10.gif"><IMG src="http://www.cnssscp.com/bbs/images/Emotions/10.gif"><IMG src="http://www.cnssscp.com/bbs/images/Emotions/10.gif"> <A href="http://www.cnssscp.com/bbs/upload/2007-8/9/2007891635328185.jpg" target=_blank><IMG src="http://www.cnssscp.com/bbs/upload/2007-8/9/2007891635328185.jpg" border=0></A><BR><BR> |