Paleonet: Unknown Permian spheres

Renczkowski, Mark mrenczkowski at oeb.harvard.edu
Tue Jun 9 06:20:30 GMT 2015


Those look a lot like ooid grains.
-Mark


> On Jun 8, 2015, at 10:17 PM, "黄浩" <geohaohuang at gmail.com> wrote:
> 
> Dear colleagues,
> 
> I came across some unknwon spheres in thin sections of Permian carbonates.They look lovely and intrigues me. Would anyone have any idea what they might be and whether they can signify any particular sedimentary condition? Thanks in advance.
> 
> Please open this URL for the pics of these mysterious spheres:
> http://ww4.sinaimg.cn/mw690/51403fedjw1estbyhk75wj20tr0xlwvj.jpg
> 
> Best regards!
>  
> Sincerely yours,
> Hao HUANG
>  
> -------------------------
> Hao HUANG
> Assistant Researcher
> Institute of Geology, Chinese Academy of Geological Sciences
> 26 Baiwanzhuang Road, Beijing, 100037, China
> Tel: 86-10-68999885
> 
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