- c -
- CaGrid : MgCoordinateSystemUnitCode
- CapeFoot : MgCoordinateSystemUnitCode
- Cassini : MgCoordinateSystemProjectionCode
- Centimeter : MgCoordinateSystemUnitCode
- Centisec : MgCoordinateSystemUnitCode
- ClarkeChain : MgCoordinateSystemUnitCode
- ClarkeFoot : MgCoordinateSystemUnitCode
- ClarkeLink : MgCoordinateSystemUnitCode
- Clob : MgPropertyType
- Cmplxan : MgCoordinateSystemProjectionParameterType
- Cmplxbn : MgCoordinateSystemProjectionParameterType
- Cntmer : MgCoordinateSystemProjectionParameterType
- Coef : MgCoordinateSystemProjectionFormatType
- Collection : MgObjectPropertyType
- ComplexCoefficient : MgCoordinateSystemProjectionLogicalType
- Contains : MgFeatureSpatialOperations
- CoveredBy : MgFeatureSpatialOperations
- Crosses : MgFeatureSpatialOperations
- CRTMM : MgCoordinateSystemErrorCode
- CSRS : MgCoordinateSystemGeodeticTransformationMethod
- Curve : MgFeatureGeometricType , MgGeometricDimension
- CurvePolygon : MgGeometryType
- CurveRing : MgGeometryComponentType
- CurveString : MgGeometryType