MagicDraw/Cameo v19SP3: The SysML 'properties' compartment of a ValueType is called 'attributes' like in UML2.5.1 for DataTypes [CLAIMED FIXED in v2021x]
Properties of any type may be shown in a "properties" compartment or in additional compartments with user-defined labels. Source OMG Systems Modeling Language (SysML) 1.6