The soil texture classification definitions are:
         1      S     Sand
         2      LS    Loamy sand
         3      SL    Sandy loam
         4      SIL   Silt loam
         5      SI    Silt
         6      L     Loam
         7      SCL   Sandy clay loam
         8      SICL  Silty clay loam
         9      CL    Clay loam
        10      SC    Sandy clay
        11      SIC   Silty clay
        12      C     Clay
        13      OM    Organic materials
        14      W     Water
        15      BR    Bedrock
        16      O     Other