ROCK SIZES (Pictures can be hard to tell dimensions):

Bump = Height: 1"x1.25", Diameter: 4.5" (base) & 3" (top), Weight: 10 oz

Bar O' Soap = Height: 1.5"x2", Length: 3.75", Width: 2.5", Weight: 10 oz

Gem = Height: 1.5"-2.25", Diameter: 5.5" (base) & 2.5" (top), Weight: 18 oz

Hump = Height: 2"-2.75", Diameter: 5" (base) & 3" (top), Weight: 26 oz

Power Button = Height: 2.25", Diameter: 6.5" (base) & 3" (top), Weight: 29 oz

Volcano = Height: 2.75"-3", Diameter: 6.5" (base) & 3" (top), Weight: 30 oz