A searchable guide to the complete WordPress Icon Library (@wordpress/icons) package from Gutenberg.
import { Icon, justifyRight } from '@wordpress/icons';
<Icon icon={justifyRight} />
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24" aria-hidden="true" focusable="false"><path d="M4 15h11V9H4v6zM18.5 4v16H20V4h-1.5z"></path></svg>
justifyRight – WordPress Icon Library