In addition to compliance with the mandatory criteria listed in section 3.04.010 of this chapter, the proposed open space use must qualify for at least one of the following:
A. That unstable soil areas, such as slide areas, active earthquake fault zones and slopes too steep for urban development be eligible for possible designation as open space use assessment;
B. That all sites and buildings in Mineral County which are included in the National Register of Historic Places or have been nominated to the register or are included in the state's plan for historic preservation be eligible for open space designation;
C. That lands lying in the floodplain of the Walker River as defined by the U.S. army corps of engineers be eligible for designation;
D. That archeological sites which are identified as being worthy of preservation by the bureau of land management in their unit resource analysis and/or by the Nevada archeological survey be eligible for open space designation. (Note: The archeological survey was established by assembly bill 210, 1975 Nevada legislature);
E. That sites which contain endangered or threatened species of animals as defined by the U.S. environmental protection agency be eligible for designation;
F. That sites containing unusual or endangered species of plants as defined by the U.S. environmental protection agency be eligible for designation;
G. That areas upon which public access is guaranteed be eligible for open space designation (e.g., trails that interconnect with trails on other properties, walkways to public recreation or historic sites, access ways for fishermen, access ways to BLM lands, etc.);
H. That areas in Mineral County which, if preserved, would further the conservation and enhancement of natural or scenic resources, or the protection of streams and water supplies, be eligible for open space designation;
I. That areas designated as open space preserves in the Nevada statewide comprehensive outdoor recreation plan (SCORP) be eligible for open space designation. (Note: SCORP will be completed in 1976.) (MC Ord. 53A §3(2), 1975)