| Angle | Specifies an angle that rotates the axis at which the gradient values are interpolated. |
| Border | Specifies the percentage value that is used to scale a border area which is filled by a solid color. |
| CenterX | Specifies the center of the geometry that is used for the gradient. |
| CenterY | Specifies the center of the geometry that is used for the gradient. |
| DisplayName | Specifies the name of an opacity gradient. |
| End | Specifies the end value for the opacity element. |
| Name | Specifies the name by which a opacity element can be referenced. |
| Start | Specifies the start value for the opacity element. |
| Style | Specifies the transparency of a graphic object. |