Formation, preservation and connectivity control of organic pores in shale

BORJIGIN Tenger,LU Longfei,YU Lingjie,ZHANG Wentao,PAN Anyang,SHEN Baojian,WANG Ye,YANG Yunfeng,GAO Zhiwei

Fig. 10. Photos showing the development characteristics of primary pores in organic matter. (a) Songlin section in Zunyi, Niutitang Formation, micro-organisms, honeycomb pores; (b) Songlin section in Zunyi, Niutitang Formation, filament, network-like pores; (c) Well JY1, O3w-S1l, acanthomorphida, shell with connected nano-pores in open-semi-open state to the shell surface; (d) Well WY1, O3w-S1l, graptolite, the cavity and shell are in the shapes of pore and fracture, and the epidermis is composed of fibrous layers with micropores developing in between.