argillite (noun)

1. The scene in the movie where the protagonist discovers the hidden treasure in the underground argillite cave was breathtaking.

2. The abandoned argillite mine became the perfect setting for a horror film as the characters encountered supernatural occurrences.

3. The designer created a collection inspired by the textures and hues of argillite, showcasing elegant gowns with intricate patterns reminiscent of the rock.

4. In the animated series, the characters embarked on an exciting adventure to find the legendary argillite gem, with each episode unraveling its mysterious powers.