Transcript The Rock Cycle - Simplified

The Rock Cycle - Simplified
The Rock Cycle - Realistic
The Rock Cycle – A Visual
The Rock Cycle – Additional Vocabulary
Rock Types
I.
Igneous
A. Intrusive – inside
B. Extrusive – outside
II. Sedimentary
A. Erosion
B. Transportation
C. Deposition / Sedimentation
D. Lithification
III. Metamorphic
A. Secondary from igneous
B. Secondary from sedimentary
Igneous Rocks in the Field
Sedimentary Rocks in the Field
Austin Chalk / Bruceville Marl (fossils), south of Austin – 86-87 mya
Metamorphic Rocks in the Field
Gneiss & schist in the Austrian Alps – Cambrian, then Tertiary
Major Processes
I.
Cooling – ign-ex & ign-in cool to form
rx
II. Weathering / Erosion – pre-existing
rx broken down to form sediment
III. Lithification – pre-existing sediment
solidifies to become new rx
IV. Metamorphism – conversion of one
rx to another rx
V. Melting – pre-existing meta rx melt
to form magma