A searchable guide to the complete WordPress Icon Library (@wordpress/icons) package from Gutenberg.
import { Icon, paragraph } from '@wordpress/icons';
<Icon icon={paragraph} />
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" aria-hidden="true" focusable="false"><path d="m9.99609 14v-.2251l.00391.0001v6.225h1.5v-14.5h2.5v14.5h1.5v-14.5h3v-1.5h-8.50391c-2.76142 0-5 2.23858-5 5 0 2.7614 2.23858 5 5 5z"></path></svg>
paragraph – WordPress Icon Library