Bulk density | geology | Britannica (original) (raw)
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feature of rocks
In rock: Density The bulk density of a rock is ρ_B_ = WG/VB, where WG is the weight of grains (sedimentary rocks) or crystals (igneous and metamorphic rocks) and natural cements, if any, and VB is the total volume of the grains or crystals plus the void (pore) space.… Read More
interior structure of Uranus
In Uranus: The interior …Uranus has a somewhat lower density than Jupiter, it has a higher proportion of elements heavier than hydrogen and helium. Jupiter’s greater mass (by a factor of 22) leads to a greater gravitational force and thus greater self-compression than for Uranus. This additional compression adds to Jupiter’s bulk density. If… Read More
measurement in coal
In coal utilization: Density …commonly measured density is the bulk density; this is defined as the weight of coal occupying a unit volume and is expressed in grams per cubic centimetre or pounds per cubic foot. Bulk density depends on the particle size distribution of a coal and is important in the design of… Read More