mkdocs-material/material/.icons/fontawesome/solid/diamond.svg

<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512"><!--! Font Awesome Free 6.3.0 by @fontawesome - https://fontawesome.com License - https://fontawesome.com/license/free (Icons: CC BY 4.0, Fonts: SIL OFL 1.1, Code: MIT License) Copyright 2023 Fonticons, Inc.--><path d="M284.3 11.7c-15.6-15.6-40.9-15.6-56.6 0l-216 216c-15.6 15.6-15.6 40.9 0 56.6l216 216c15.6 15.6 40.9 15.6 56.6 0l216-216c15.6-15.6 15.6-40.9 0-56.6l-216-216z"/></svg>