Stone Metamorphosis

You can change an existing piece of rock to another type of rock.

(Underdark)  
Originally posted on D&D tools

Transmutation [Earth]

Level: Cleric 4, Druid 4, Sorcerer, Wizard 6,
Components: V, S, M, DF,
Casting Time: 1 standard action
Range: Touch
Target: Stone object touched, up to 10 cu. ft. + 1 cu. ft./level
Duration: Instantaneous
Saving Throw: None
Spell Resistance: No

• For instance, you can make crumblestone into granite, substantially strengthening it.
• Precious and semiprecious gems cannot be manufactured with this spell, and its effect does not change the monetary value of the affected stone object.

Arcane Material Component: A grain of talc and a chip of Obsidian.