A searchable guide to the complete WordPress Icon Library (@wordpress/icons) package from Gutenberg.
import { Icon, currencyEuro } from '@wordpress/icons';
<Icon icon={currencyEuro} />
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" aria-hidden="true" focusable="false"><path d="M12 3.25a8.75 8.75 0 100 17.5 8.75 8.75 0 000-17.5zM4.75 12a7.25 7.25 0 1114.5 0 7.25 7.25 0 01-14.5 0zm9.195 1.944a2.75 2.75 0 01-4.066-.194h.621a.75.75 0 000-1.5H9.262a2.767 2.767 0 010-.5H11.5a.75.75 0 000-1.5H9.88a2.75 2.75 0 014.066-.194.75.75 0 001.06-1.061 4.25 4.25 0 00-6.88 1.255H7.5a.75.75 0 000 1.5h.258c-.01.166-.01.334 0 .5H7.5a.75.75 0 000 1.5h.626a4.25 4.25 0 006.88 1.255.75.75 0 00-1.06-1.06z"></path></svg>
currencyEuro – WordPress Icon Library