iOS Question Load Maps using coordinates

Dim MapIntent As Intent
 Dim Location As String
Dim Lat as String
Dim Longt As string

Lat  = 25.562556
Longt = 55.565625


 Location = "geo:0,0?q=" & Lat & "," & Longt
      MapIntent.Initialize(MapIntent.ACTION_VIEW, Location )
      StartActivity(MapIntent)