Meanings of silver trowel in English

There was nothing about a silver trowel in my notes.

Taking up the silver trowel which had been used in laying the corner stone of The Temple, in 1889, Dr. Conwell said:

Where's there any heart-interest in a Wall Street broker like Flagg waving a silver trowel and singing, 'See what a good boy am!'

He exchanged the small silver trowel for a large iron one, an act which caused some of the spectators to smile, and went forward tranquilly.

Officially privileged, while holding that dignity, to hand a silver trowel to a royal personage condescending to lay a first stone of a charitable edifice.

Silver trowels are generally used, and dignitaries pose with them afterward.

They also have sterling- silver trowels for this purpose, and silver picks and shovels.

Silver trowel, used by General Grant in laying the corner stone of the American Museum of Natural History, New York.