PROJCS["AGD84 / AMG zone 50",
    GEOGCS["AGD84",
        DATUM["Australian_Geodetic_Datum_1984",
            SPHEROID["Australian National Spheroid",6378160,298.25],
            TOWGS84[-117.763,-51.51,139.061,-0.292,-0.443,-0.277,-0.191]],
        PRIMEM["Greenwich",0,
            AUTHORITY["EPSG","8901"]],
        UNIT["degree",0.0174532925199433,
            AUTHORITY["EPSG","9122"]],
        AUTHORITY["EPSG","4203"]],
    PROJECTION["Transverse_Mercator"],
    PARAMETER["latitude_of_origin",0],
    PARAMETER["central_meridian",117],
    PARAMETER["scale_factor",0.9996],
    PARAMETER["false_easting",500000],
    PARAMETER["false_northing",10000000],
    UNIT["metre",1,
        AUTHORITY["EPSG","9001"]],
    AXIS["Easting",EAST],
    AXIS["Northing",NORTH],
    AUTHORITY["EPSG","20350"]]