Angular and subangular blocky. Sandy clay, or clay with a sand fraction of more than 40 percent. Sandy loam or loam, commonly with 60 to 75 percent rock fragments, mainly cobbles and stones. These are the closely related Borda , Deodar, Phing , and Verdico series. All of these soils have less than 35 percent rock fragments.
Tenpin soils are on old convex alluvial fans and remnants of dissected fans.
Slopes are commonly 4 to 8 percent but range up to l5 percent on dissected side slopes. Elevations are 6,400 to 7,600 feet. The soils formed in alluvium from granitic and pyroclastic rocks. Frost-free season is 80 to l00 days. These are the Shree and Veta soils.