Earth Sci Flashcards
(18 cards)
Processes that occur within the earth.
Endogenic Processes
Processes that occur on or near the earths surface.
Exogenic Processes
Boundary between outer and inner crust.
Conrad Discontinuity
Boundary between crust and mantle.
Mohorovicic Discontinuity
Boundary between inner and outer mantle.
Repetti Discontinuity
Boundary between mantle and core.
Gutenberg Discontinuity
Boundary between inner and outer core.
Lehmann Discontinuity
Heat transfer via direct contact.
Conduction
Heat transfer via fluids (liquids/gases).
Convection
Heat transfer via EM waves.
Radiation
Liquid base component of magma.
Melt
Solid component of magma.
Crystalized minerals.
Water component of magma.
Volatiles.
3 Ways for magma to form
- Decrease in pressure
- Addition of volatiles
- Heat transfer
3 places where magma forms.
- Mid-Ocean ridges
- Mantle plumes
- Subduction zones
2 branches of Bowen’s Reaction Series
Continuous and Discontinuous
Top to bottom substances formed in Discontinuous Branch in Bowen’s Reaction Series
Olivine
Pyroxene
Amphibole
Biotite Mica
Potassium feldspar
Muscovite Mica
Quartz
Top to bottom substances formed in Continuous Branch in Bowen’s Reaction Series
Calcium-rich feldspar
Sodium-rich feldspar
Potassium feldspar
Muscovite Mica
Quartz
