Today, 40 workers can make the same amount of ballast and crushed stone that would have taken 100 workers in bygone years.

A very large piece, "Air," is made of more conventional materials: wood, stone and glass.

In recent years, the source of the material for making Bian stone was located.

"What is the altar made of - stone?"

Hitler had talked about architecture as 'the word made stone', the concrete realization of ideology in its most imposing form.

She was frightened, and tried to make stone around her to keep everyone away, but it didn't work; she was not strong enough.

One is made of kasti stone which is reddish black in colour.

They lacked metal and made their tools instead of stone, wood, and bone.

Its recipe was a jealously guarded secret, probably because there were other companies making artificial stone whose products did not weather as well.

The others say it's not because the stone is not right or man made stone?