of originally molten rock (magma) Divided into two types depending on where they cooled: Intrusive Solidified beneath the Earth's surface Cooled slowly yielding large, easily seen crystals Extrusive Solidified on Earth's surface (erupted from volcanoes) Cooled quickly yielding small, hard-to-see crystals Sedimentary Rock Formed by lithification of sediments after burial Sediments derived by weathering and erosion of surface rocks Two major types: clastic and chemical (or biochemical) Clastic Also called detrital Formed of particles weathered out of existing rocks Particles can be mineral grains or rock fragments (most commonly silicates) Particals compacted/cemented together to make rock -> lithified Chemical Formed of minerals precipitated from water (most commonly carbonates, but also halides and sulfates) Dissolved chemicals derived from existing rocks Biochemical rocks formed by accumulation of orgain material (coal) Metamorphic Rock "Meta" = change;
(originally molten rock; Divided; ) (Clastic; called; detrital Formed of particles weathered out of existing rocks Particles can be mineral grains or rock fragments) Context(Clastic called,List([489, 508))):(detrital Formed of particles; can be; mineral grains or rock fragments) (rock -> lithified Chemical Formed of minerals; precipitated; from water) (two types; depending; on where they cooled) (Cooled; quickly yielding; ) (Dissolved chemicals; derived; from existing rocks) (burial Sediments; derived; by weathering and erosion of surface rocks Two major types) (they; cooled; ) (Particals; cemented together; to make rock -> lithified Chemical Formed of minerals precipitated from water (most commonly carbonates, but also halides and sulfates) Dissolved chemicals) (particles; weathered; out of existing rocks Particles) (Intrusive Solidified beneath the Earth's surface; Cooled slowly yielding; large, easily seen crystals Extrusive Solidified) (Particals; to make; rock -> lithified Chemical Formed of minerals precipitated from water (most commonly carbonates, but also halides and sulfates) Dissolved chemicals) (detrital; Formed; of particles) (Biochemical rocks; formed; by accumulation of orgain material (coal) Metamorphic Rock "Meta" = change)
Clastic called,List([489, 508))
originally molten rock Clastic detrital Formed of particles rock -> lithified Chemical Formed of minerals two types Cooled Dissolved chemicals burial Sediments they Particals particles Intrusive Solidified beneath the Earth's surface Particals detrital Biochemical rocks
Divided called can be precipitated depending quickly yielding derived derived cooled cemented together weathered Cooled slowly yielding to make Formed formed
detrital Formed of particles weathered out of existing rocks Particles can be mineral grains or rock fragments
mineral grains or rock fragments
from water
on where they cooled
from existing rocks
by weathering and erosion of surface rocks Two major types
to make rock -> lithified Chemical Formed of minerals precipitated from water (most commonly carbonates, but also halides and sulfates) Dissolved chemicals
out of existing rocks Particles
large, easily seen crystals Extrusive Solidified
rock -> lithified Chemical Formed of minerals precipitated from water (most commonly carbonates, but also halides and sulfates) Dissolved chemicals
of particles
by accumulation of orgain material (coal) Metamorphic Rock "Meta" = change