Cancellous stone: water stone, flower, pumice, coral rock, etc.

松质石料：吸水石、芦管石、浮石、珊瑚石等。

youdao

The ancients cloud "no stone is not show, room no stone indecent, mountain not stone, water stone."

古人云“园无石不秀，室无石不雅，山无石不奇，水无石不清。”

youdao

The transporting characteristics of debris flow of different types (viscous, diluent and water stone) at Guxiang accumulation fan in the Tibet Autonomous region are studied by indoor model tests.

通过室内模型试验研究，对不同规模的水石流、稀性泥石流、黏性泥石流在堆积扇上输沙特征进行了研究。

youdao

one photo shows a street light reflected in water on a stone pathway.

VOA: special.2009.11.20

Remnants of its 74 stone locks, as well as brick aqueducts that brought it water from the river,remain.

VOA: standard.2010.04.29

Infy has been trying to tap water from a stone, and surprised everyone by succeeding.

FORBES: After Earnings Beat, Is Infy Ready For Turnaround?

Like water over a stone, they can slowly but steadily wear away some of the mistrust and acrimony.

CNN: What's wrong with American politics

The limestone used to build the 3rd century structure is being eroded by the elements and suffers particularly from frost-thaw - when water enters the stone then freezes and melts.

BBC: Lincoln's Newport Arch suffers winter damage