https://www.ideals.illinois.edu/items/26191
Status of Endangered and Threatened Sand Area Species of the Illinois Flora | IDEALS
sand area
https://www.usgs.gov/publications/silica-sand-deposits-monrovia-area-liberia
Silica sand deposits in the Monrovia area, Liberia | U.S. Geological Survey
Thin surficial deposits of white silica sand occupy much of the flat coastal area of Liberia from Monrovia to Buchanan 100 km southeast; most of the sand is of...
silica sandin the
https://apps.usgs.gov/thesaurus/term-simple.php?thcode=1&code=p3216
Sand Mountain Wilderness Study Area
sand mountainwildernessstudyarea
https://parkplanning.nps.gov/projectHome.cfm?parkID=207&projectID=108559
ParkPlanning - South Ocean Beach Parking Area and Over-Sand Vehicle Entrance Road Reconfiguration