Possible enumeration values:
| Name | Value | Description | 
|---|---|---|
| Point | 
                     1  | 
                |
| LineString | 
                     2  | 
                |
| Polygon | 
                     3  | 
                |
| MultiPoint | 
                     4  | 
                |
| MultiLineString | 
                     5  | 
                |
| MultiPolygon | 
                     6  | 
                |
| GeometryCollection | 
                     7  | 
                |
| CircularString | 
                     8  | 
                |
| CompoundCurve | 
                     9  | 
                |
| CurvePolygon | 
                     10  | 
                |
| MultiCurve | 
                     11  | 
                |
| MultiSurface | 
                     12  | 
                |
| Curve | 
                     13  | 
                |
| Surface | 
                     14  | 
                |
| PolyhedralSurface | 
                     15  | 
                |
| TIN | 
                     16  |