SEC. 6. That if within three years after the organization of the irrigation district the claimants therein, in their organized capacity, shall apply for a survey of said district to the Surveyor-General of the United States, he shall cause a proper survey to be made, together with a plat of the same; and on this plat each tract or parcel of land into which the district is divided, such tract or parcel being the entire claim of one person, shall be numbered, and the measure of every angle, the length of every line in the boundaries thereof, and the number of acres in each tract or parcel shall be inscribed thereon, and the name of the district shall appear on the plat in full; and this plat and the field-notes of such survey shall be submitted to the Surveyor-General of the United States; and it shall be the duty of that officer to examine the plat and notes therewith and prove the accuracy of the survey in such manner as the Commissioner of the General Land Office may prescribe; and if it shall appear after such examination and proving that correct surveys have been made, and that the several tracts claimed are within the provisions of this act, he shall certify the same to the register of the land district, and shall thereupon furnish to the said register of the land district, and to the recorder of the irrigation district, and to the recorder or clerk of the county in which the irrigation district is situate, and to the Commissioner of the General Land Office, a copy thereof to each, and the original shall be retained in the office of the Surveyor-General of the United States for preservation. SEC. 7. That each person applying for the benefits of this act shall, in addition to compliance therewith, conform to the methods provided for the acquirement of a homestead in sections twenty-two hundred and eighty-nine to twenty-three hundred and seventeen, inclusive, of the Revised Statutes of the United States, so far as they are applicable and consistent with this act, and shall also furnish such evidence as the Commissioner of the General Land Office may require that such land has actually been redeemed by irrigation, and may thereupon obtain a patent: _Provided_, That no person shall obtain a patent under this act to any coal lands, town sites, or tracts of public lands on which towns may have been built, or to any mine of gold, silver, cinnabar, copper, or other mineral for the sale or disposal of which provision has been made by law. SEC. 8. That the lands patented under the provisions of this act shall be described as irrigation farms, and designated by the number of the tract or parcel and the name of the irrigation district.