A soil texture diagram redrawn from the USDA webpage <a rel="nofollow" class="external free" href="https://nrcs.usda.gov/Internet/FSE_MEDIA/nrcs142p2_050242.jpg">http://nrcs.usda.gov/Internet/FSE_MEDIA/nrcs142p2_050242.jpg</a> with colours from <a class="external free" href="https://commons.wikimedia.org/wiki/File:SoilTexture_USDA.png">http://commons.wikimedia.org/wiki/File:SoilTexture_USDA.png</a> by CMG Lee.
cmglee, Mikenorton, United States Department of Agriculture
CC BY-SA 4.0
<table style="display:inline;border-collapse:collapse;vertical-align:top;"><tbody><tr><td><div class="thumb tnone"><div class="thumbinner" style="width:222px;"><a href="https://upload.wikimedia.org/wikipedia/commons/8/80/SoilTexture_USDA.png"><img src="https://upload.wikimedia.org/wikipedia/commons/thumb/8/80/SoilTexture_USDA.png/220px-SoilTexture_USDA.png" decoding="async" width="220" height="211" class="thumbimage" srcset="https://upload.wikimedia.org/wikipedia/commons/thumb/8/80/SoilTexture_USDA.png/330px-SoilTexture_USDA.png 1.5x, https://upload.wikimedia.org/wikipedia/commons/thumb/8/80/SoilTexture_USDA.png/440px-SoilTexture_USDA.png 2x" data-file-width="2368" data-file-height="2272"></a>  <div class="thumbcaption"><div class="magnify"><a href="//commons.wikimedia.org/wiki/File:SoilTexture_USDA.png" class="internal" title="Enlarge"></a></div><a href="//commons.wikimedia.org/wiki/File:SoilTexture_USDA.png#filelinks" title="File:SoilTexture USDA.png">SoilTexture USDA.png</a></div></div></div></td></tr></tbody></table> and <a rel="nofollow" class="external free" href="https://nrcs.usda.gov/Internet/FSE_MEDIA/nrcs142p2_050242.jpg">http://nrcs.usda.gov/Internet/FSE_MEDIA/nrcs142p2_050242.jpg</a>