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...sis of [[grain size]] and assumptions of spherical grains and rhombohedral packing<ref name=ch10r5>Berg, R. R., 1975, [http://archives.datapages.com/data/bull ...t comprise top seals. The assumptions of spherical grains and rhombohedral packing used to infer pore throat radius to not apply to shales that contain plate-

...(47.6%), orthorhombic (39.5%), rhombohedral (26%), and tetragonal (30.2%) packing. (After Berg;<ref name=pt05r25>Berg, R. R., 1970, Method for determining pe ...nd some carbonate rocks (such as oolites) is a function of [[grain size]], packing, shape, [[Core_description#Maturity|sorting]], and amount of intergranular

...size]] and [[Core_description#Maturity|sorting]], sphericity, angularity, packing, and the abundance of matrix materials. The best reservoir quality rocks ar ...ath, or may increase permeability (and porosity) by causing a looser grain packing and by producing small faults. [[Bioturbation]] typically decreases reservo

...load pressure caused by deeeper burial increase in the tightness of grain packing, decrease the porosity and thin of sediments. Increase pressure at the cont

...nical compaction reduced porosity and permeability through increased grain packing and the bending and rupturing of mica and plastic [[deformation]] of ductil ...diagenetic phase reduced porosity and permeability through increased grain packing, displacement and rearrangement of the detrital fragments, plastic [[deform

...form a rock and the supported framework component (allochems) has limited packing.

...ubstitution.<ref name=2Gassman>Gassmann, F., 1951, Elastic Waves Through a Packing of Spheres: Geophysics, v. 16, no. 4, p. 673-685.</ref><ref name=3Dvorkinet

...uence of textural parameters on porosity|grain size and composition, grain packing]], lamination and [[bedding style]]s, [[sedimentary structure]]s, lithofaci

...man, I., C. Balnaves, J. Amaefule, D. Kersey, and D. Manning, 1989, Gravel packing in poorly lithified reservoirs: Laboratory systems approach to aid decision

...man, I., Balnaves, C., Amaefule, J., Kersey, D., Manning, D., 1989, Gravel packing in poorly lithified reservoirs: Laboratory systems approach to aid decision

...thick. They are internally structureless or show subtle grading. The grain packing of grain-flow deposits is relatively loose as a result of the very rapid de

...Permeability is controlled in sandstone by grain size, grain orientation, packing arrangement, cementation, clay content, bedding, and grain size distributio