Perhaps you find block spell casting too limited and want to cast spells anywhere, anytime.
If so, you're ready for the next step.
The next step is to obtain the Crystal of Earth, which requires finding amethyst geodes.
Using the Amethyst Resonator will help you quickly locate amethyst geodes.
Strike the amethyst geodes with lightning to obtain Crystal of Earth.
Once you have the Crystal of earth, you can craft ritual matrix to acquire block runes.