减缩部位必有对应色与质的改变:真品红山玉表层因水融蚀会导致玉体体积局部或整体减缩,此种现象的观察必须注意考虑玉体在土中的埋藏方位,水融严重部位必存在局部减缩,减缩部位必有对应色与质的改变,整体水融减缩部分的光滑度明显高于其他位置;真品经盘摸,表层解理会出现团状回缩态。 [upload=jpg,neo_img_2008651129781300.jpg]UploadFile/2009-6/2009622395429490.jpg[/upload] [upload=jpg,neo_img_2008651130293567.jpg]UploadFile/2009-6/2009622395464229.jpg[/upload] [upload=jpg,neo_img_20084281136125548.jpg]UploadFile/2009-6/2009622395497818.jpg[/upload] [upload=jpg,neo_img_20086510491515079.jpg]UploadFile/2009-6/2009622395443387.jpg[/upload] [upload=jpg,neo_img_20086510504328828.jpg]UploadFile/2009-6/2009622395468876.jpg[/upload] [upload=jpg,neo_img_20086511245061952.jpg]UploadFile/2009-6/20096223115155856.jpg[/upload] [upload=jpg,neo_img_20086511251846203.jpg]UploadFile/2009-6/20096223115111812.jpg[/upload] [upload=jpg,neo_img_20086511254648021.jpg]UploadFile/2009-6/20096223115134184.jpg[/upload] [upload=jpg,neo_img_20086511271216525.jpg]UploadFile/2009-6/20096223115169752.jpg[/upload] [upload=jpg,neo_img_20086511274292886.jpg]UploadFile/2009-6/20096223115116459.jpg[/upload] [upload=jpg,neo_img_20086511281778944.jpg]UploadFile/2009-6/20096223115196089.jpg[/upload] [upload=jpg,neo_img_20086511304830538.jpg]UploadFile/2009-6/20096223115130122.jpg[/upload] [upload=jpg,neo_img_20086511312217059.jpg]UploadFile/2009-6/20096223124128926.jpg[/upload] [upload=jpg,neo_img_20086511322858362.jpg]UploadFile/2009-6/20096223124121469.jpg[/upload] [upload=jpg,neo_img_20086511325984988.jpg]UploadFile/2009-6/20096223124197253.jpg[/upload] [upload=jpg,neo_img_20086511333943196.jpg]UploadFile/2009-6/20096223124185018.jpg[/upload] [upload=jpg,neo_img_20086511341098127.jpg]UploadFile/2009-6/20096223124131724.jpg[/upload] [upload=jpg,neo_img_20086511344584763.jpg]UploadFile/2009-6/20096223124157942.jpg[/upload]
[此贴子已经被作者于2009-6-2 23:12:46编辑过]
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