In Imperial or US customary measurement system, the density is equal to 96 pound per cubic foot, or 0.89 ounce per cubic inch. density of caribSea, Marine, Ocean Direct, Oolite is equal to 1 537.8 kg/m³. CaribSea, Marine, Ocean Direct, Oolite weighs 1.54 gram per cubic centimeter or 1 537.8 kilogram per cubic meter, i.e.About CaribSea, Marine, Ocean Direct, Oolite.