This spell can move 10 pounds of stone during any given second.

Control (Stone, Occasional) 1 [8] 
    Based on Activation Roll [+5%] 
    All-Out [-25%] 
        Intense concentration, gesturing at the stone as it moves 
    Magical [-10%] 
    Spell Components [-20%] 
        Must say "stone" in Latin 
        Must gesture with hands 
Level 2 [15] 
    Increase Control by 1 level [+15 base] 
Levels 5+ [+7.5/level] 
    Increase Control by 1 level [+15 base]