Diagenesis of silica-rich mounded chalk, the Coniacian Arnager Limestone, Denmark

Geo- og miljøvidenskab

• authigenic mineral 17%
• barite 29%
• calcite 21%
• chalk 83%
• clinoptilolite 66%
• Coniacian 100%
• decomposition 9%
• diagenesis 74%
• dissolution 19%
• dolomite 23%
• effect 2%
• feldspar 23%
• limestone 58%
• mineral 7%
• opal 92%
• permeability 8%
• porewater 33%
• porosity 18%
• quartz 18%
• scanning electron microscopy 9%
• silica 61%
• smectite 13%
• spicule 49%
• sponge 39%
• temperature 4%
• tissue 9%
• X-ray diffraction 9%