Ungraded and Unprocessed

Ungraded adjective - Not arranged in order hierarchically.

Unprocessed and ungraded are semantically related in prepared topic. In some cases you can use "Unprocessed" instead an adjective "Ungraded", when it comes to topics like unrefined.

Unprocessed adjective - Being such as found in nature and not altered by processing or refining.

Ungraded and unprocessed are semantically related in crude topic. You can use "Ungraded" instead an adjective "Unprocessed".