Irongold extremely gravelly loam, rangeland and wildlife habitat. Soil moisture - Usually dry, moist in some part for short periods during winter and early spring and for 10 to 20 days cumulative between July to October following convection storms. Loam or sandy loam. The Cave and Simona soils have indurated petrocalcic horizons. Goodsprings soils have hues of 7.5YR or 5YR and MAST of 64 to 70 degrees F. Simona soils have less than 15 percent rock fragments in the particle-size control section.
Irongold soils are on fan remnants.
These soils formed in alluvium from limestone. Slopes are 2 to 15 percent. Elevations are 3400 to 4600 feet. The climate is hot and arid with warm, moist winters and hot, dry summers. These are the Weiser series.