abyssal theory

A theory of the origin of ores involving the separation of ore silicates from the liquid stage during the cooling of the earth.

Related terms:

• breaking-drop theory
• Bergeron-Findeisen theory
• Glacier Theory
• polar-front theory
• magnetoionic theory
• Elastic Rebound Theory
• barrier theory of cyclones
• drop theory
• ice-crystal theory
• anticlinal theory