The Goldich dissolution series is a method of predicting the relative stability or weathering rate of common igneous minerals on the Earth's surface, with minerals that form at higher temperatures and pressures less stable on the surface than minerals that form at lower temperatures and pressures.
Discontinuous Series | Continuous Series | High | |||||||||||||||||||||
Olivine | Plagioclase (Calcium rich) | ||||||||||||||||||||||
Pyroxene | |||||||||||||||||||||||
Amphibole | |||||||||||||||||||||||
Biotite (Black Mica) | Plagioclase (Sodium rich) | Relative Weathering potential | |||||||||||||||||||||
Orthoclase | |||||||||||||||||||||||
Muscovite (White Mica) | |||||||||||||||||||||||
Quartz | |||||||||||||||||||||||
Low | |||||||||||||||||||||||