physicalMeasurement

 (MD_CoverageDescription) grainSizeWeightPercent uuid: f2356f84-fc6e-40d3-88d5-9562da04401c
    attributeDescription:
      RecordType:   Weight percent of particles within a specified size range.
    contentType:  (MD_CoverageContentTypeCode)  physicalMeasurement
    dimension:  (MD_Band)
        sequenceIdentifier:
          MemberName:
            aName:   weight percent
            attributeType:  unknown
        descriptor:   Percentage, by weight, of the particles from a sample or subsample that falls within a specified particle size range. The range may be expressed in milimeters or phi as inidcated in the dataset.
        maxValue:
          Real:   0
        minValue:
          Real:   100
        units:  unknown