point_count Returns the number of points used to describe this geometry:

touches(other) Returns True if this geometry touches the other, otherwise returns False.

scale Pixel width and height used for georeferencing the raster, as a as a point object with x and y

srid Returns the SRID of top-level authority, or None if undefined.

tuple A tuple representing the envelope.

coords An alias for tuple.

import_wkt(wkt) Import spatial reference from WKT.

name Returns the name of this Spatial Reference.

as_string() Returns the value of the field as a string:

angular_name Returns the name of the angular units.”