Meanings of coin ducat in English

Then a little steel ring shifted suddenly, flinging aside the coined ducat, and a fresh gold piece took its place.

Two hundred and fifty thousand coined ducats await distribution; of these, fifty thousand belong to Fatia Negra and twenty thousand to old Onucz.

The coined ducats already lay in a heap in front of the machine and the workmen, now and then, kicked them away with their feet.