Lindgren (1907, 1913 and 1922) popularized the Genetic Classification or deposit of product classification mechanics or chemical concentration and classification of hydrothermal veins (hydrothermal vein). In group Lindgren including pirometa-somatic (igneous metamorpik) and hydrothermal deposits.
Classification Lindgren (Modification)
1. The precipitate that formed through a process of chemical concentrations (Temperature and Pressure Varies)