VERTCRS["LGD2006",
    VDATUM["D_Libyan_Geodetic_Datum_2006"],
    CS[vertical,1],
        AXIS["ellipsoidal height (h)",up,
            LENGTHUNIT["metre",1]],
    USAGE[
        SCOPE["Not known."],
        AREA["Libya - onshore and offshore."],
        BBOX[19.5,9.31,35.23,26.21]],
    ID["ESRI",115744]]