Sembsite

Sembsite is a streaky trapazoidal slate crystal with a noticable light blue shimmer when it catches the light. Sembsite's properties are mostly mundane but augmented with natural magic and is uniquly useful in pressing oils. Sembsite was first discovered by the priest Èlëg̈ Zlkepí within the Gèsqùke Meadows durring the late 10th century.