The tight sandstones are characterized by low porosity, low permeability, complex pore
structure and strong heterogeneity due to the extensive diagenetic modifications they …

Publisher Summary This chapter attracts the attention of clay scientists in academe and
industry as well as in politics (as research needs funding), and focuses on the importance of …

Clays and clay minerals are recognized as the materials of the twenty-first century. Chapter
1 provides a general introduction into clay science, illustrates the classification of the clay …

Of course such a book as we propose here is not the product of just two people working
together, although the experience has been a great pleasure for us. We would like to thank …

Silicate weathering is critical to global carbon cycle and climate change, and has attracted
considerable attention in Earth science studies. Chemical weathering intensity evaluation …

The deep high-temperature, high-pressure Lower Cretaceous Bashijiqike sandstone (buried
to depths as great as 6.5–7.1 km [21,325–23,293 ft]) is an important natural gas reservoir in …

The development of new technologies to enhance tight gas reservoir productivity could
strongly benefit from a better resolution and imaging of the porosity. Numerous methods are …

It is our pleasure to present this large body of information and thoughts of many mineral
scientists which has accumulated over decades. Illite is a mineral that has been discovered …

The kaolinite-group minerals kaolinite, dickite, nacrite, halloysite including its metaform and
their associates allophane and imogolite are phyllosilicates characterized by a rather simple …

Feldspar dissolution and precipitation of clays and quartz cements are important diagenetic
reactions affecting reservoir quality evolution in sandstones with detrital feldspars. We …