A small, dense object penetrating and being absorbed would certainly have been possible.
Conversely, dense objects like paper clips can rest on liquid surfaces due to surface tension.
A dense object weighs a lot for a given volume - steel or lead for example.
Small objects, dense and hard, incongruous in the wispy ice.
It is an extremely compact massive object so dense that nothing, not even light, can escape its gravity.
This upwards movement of less dense objects in water or air is called buoyancy.
Neutron stars are extremely dense objects remaining after the explosive collapse of a dying star.
One such source could be a black hole, an extremely dense object.
Relatively small and heavy, they were dense objects, and the missile's structure had to account for it.
It is a dense, materially beautiful object and a haunting mythic image.