In case the Owner or Owners of any existing or future Gale of Coal, Iron, or Stone shall be desirous to have the same divided into Two or more Parts, and to hold such several Parts either as separate Gales or as Parts of other Gales, it shall be lawful for the Gaveller or Deputy Gaveller, if he shall think fit, notwithstanding anything in the Sixtieth or any other Section of the said Act or in the said Awards contained, to effect such Division by granting new Gales to any Person or Persons who shall or may surrender any Gale for that Purpose, provided that the whole of the original Gale be comprised in every such Surrender, and be immediately regranted as aforesaid: Provided also, that on any such Regrant it shall be lawful for the Gaveller to reserve such Galeage and other Rents, Royalties, and other Payments, and to make such Conditions and Reservations as he shall deem necessary to prevent any Loss or Detriment to Her Majesty, Her Heirs or Successors, by reason of such Division.