Magma is a mixture of molten and semi-molten rock found below Earth's surface. Most magma consists of four types of materials: liquid rock, crystallized minerals, solid pieces of rock, and dissolved gases. When magma escapes through a volcano onto Earth's surface, scientists call it lava.
Download the Accretion of Duties Form (PDF, 8K) An accretion of duties is a promotion resulting from the upgrading of an employee's position because of additional duties and responsibilities. Jobs change and evolve for many reasons.
GUIDANCE FOR ACCRETION OF DUTIES PROMOTION. Work assigned to employees is dynamic. Jobs change and evolve for many reasons. Such changes may happen gradually over a long period of time, or rapidly as a result of specific planned management decisions to make changes to work assignments.