<a href="https://en.wikipedia.org/wiki/Colemanite" class="extiw" title="en:Colemanite">Colemanite</a> - Locality: California - Mineral Specimens C\01784
Bureau of Mines
<a rel="nofollow" class="external free" href="https://libraryphoto.cr.usgs.gov/cgi-bin/show_picture.cgi?ID=ID.%20BOM%20Mineral%20Specimens%20096">http://libraryphoto.cr.usgs.gov/cgi-bin/show_picture.cgi?ID=ID.%20BOM%20Mineral%20Specimens%20096</a>