Factors controlling microfractures in black shale: A case study of Ordovician Wufeng Formation-Silurian Longmaxi Formation in Shuanghe Profile, Changning area, Sichuan Basin, SW China

Dazhong DONG,Zhensheng SHI,Shasha SUN,Changmin GUO,Chenchen ZHANG,Wen GUO,Quanzhong GUAN,Mengqi ZHANG,Shan JIANG,Leifu ZHANG,Chao MA,Jin WU,Ning LI,Yan CHANG

</td> </tr> <tr> <td style="text-align: center;color:#fff;" bgcolor="#00c2de"><strong>Fig. 9.</strong> <b>Relationship between bedding type and mudstone grain size and microfracture density of Wufeng-Longmaxi Formations on the Shuanghe profile.</b><br/></td> </tr> <tr> <td height="5" bgcolor="#fff"></td> </tr> <tr> <td style="text-align: center;" bgcolor="#fff"> <img src="../1876-3804-45-5-818/img_9.png" onload="javascript:DrawImage(this,'800','600');" /> </td> </tr> <tr> <td height="5" bgcolor="#fff"></td> </tr> <tr> <td height="30"></td> </tr> </table> </BODY> <script type="text/javascript" src="http://cdn.mathjax.org/mathjax/latest/MathJax.js?config=TeX-AMS-MML_HTMLorMML"></script> <script type="text/x-mathjax-config"> MathJax.Hub.Config({ extensions: ["tex2jax.js"], jax: ["input/TeX", "output/HTML-CSS"], tex2jax: {inlineMath: [ ['$','$'], ["\$","\$"] ],displayMath: [ ['$$','$$'], ["\\[","\\]"] ],processEscapes: true}, "HTML-CSS": { availableFonts: ["TeX"] }, TeX: {equationNumbers: {autoNumber: ["none"], useLabelIds: true}}, "HTML-CSS": {linebreaks: {automatic: true}}, SVG: {linebreaks: {automatic: true}} }); </script> </html>