public void onItemClick(AdapterView<?> parent, View view, int pos, long id) {
// Get the name of the selected mineral
String mineralName = (String) ((ListView) findViewById(R.id.oreList)).getItemAtPosition(pos);
data.removeMineralFromSector(currentSector, new Mineral(null, mineralName));
refreshCurrentSector();
setMineralLists(currentSector);
}
