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.
Accretion An out-of-the-ordinary increase in property that goes to the property owner. In real estate, accretion is an increase in land that results from the deposit of soil by a river or ocean. Accretion also occurs when someone who inherits assets receives more than expected because another beneficiary dies or doesn't accept a share, or when trust assets increase due to some unexpected and unusual event. (See also: alluviation)