I would like you to read the description, think about the nature of the materialin terms of porosity and permeability. Explain weather the material would make a goodaquiferoraquitardbased on the description and what you previously know (or look up!) about the material. Write out what you think in complete sentences. Be sure to address the material's presumed porosity and permeability.

1. A well sorted, poorly cemented quartz sandstone.

2. An organic-rich black shale.

3. A very poorly sorted, well-cemented conglomerate with large clasts and a sandy matrix.

4. A vesicular basalt lava flow.