pore

1. . []

A discrete void within a rock, which can contain air, water, hydrocarbons or other fluids. In a body of rock, the percentage of pore space is the porosity.

See: connate waterdirtyeffective porosityformation pressureformation waterfracturefracture porositygroundwaterinterstitial watermoldic porositynormal pressurepermeabilityporositysaturationstylolitevugweathered layer

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