Vein-style deposits are fairly well-defined zones of mineralization, typically sloping, non-conformal, and typically narrow in length and depth. Most vein deposits occur in fault or fissure openings or shear zones in the country's rocks.<br />Vein deposits are sometimes referred to as (metallic) vein deposits. In addition to gangue minerals, mainly quartz and/or calcite, many valuable ore minerals. B. Deposits of natural gold or silver or metal sulfides.<br />A venous system is a group of individual veins with similar properties, usually associated with the same structure.
