Geology 1010 Final Exam Review DR. COULSON (Latest Update 2026 / 2027) Questions with Correct Answers 100% Verified {Grade A} ¬- CLEMSON

Geology 1010 Final Exam Review DR.
COULSON (Latest Update )
Questions with Correct Answers 100%
Verified {Grade A} - CLEMSON


Basaltic - correct answer -Most common


-forms below crust everywhere


-dry


-SiO4: 50%


- >1100' C




Andesitic - correct answer -subduction zones


-SiO2: 60%


-900' C




Rhyolitic - correct answer -wet

,-700-800' C


-SiO2: 70%




Mineral Formation in Crystallizing Magma - correct answer -


Ultramafic/mafic/intermediate


-Felsic




Ultramafic/mafic/intermediate - correct answer Discontinuous


-Olivine


-Pyroxene


-Amphibole


-Biotite


Continuous


-Calcium-rich


-Plagioclase

,-Sodium-rich




Felsic - correct answer Orthoclase


Muscovite


Quartz




Igneous Rocks - correct answer Dikes


-vertical body of skinny rock


Sills


-horizontal body of skinny rock


Laccolith


-Bubble-shaped body of rock




Texture of Igneous rock - correct answer Pegmatic


-large grains

, Phaneritic


-small grains




3 V's of volcanology - correct answer Viscosity


Volatiles


-Water


Volume


-how much magma




Pahoehoe - correct answer Ropy appearance with lava underneath




Aa - correct answer Brittle jagged appearance; vesicular




Lahar - correct answer Mudslide that can happen before eruption