Minerals Formulas
Geologic Time
Volcanoes
"S" Rocks
Geomorphology
100
SiO2
What is Quartz?
100
It's the epoch we currently live in.
What is the Holocene?
100
Mt. Fuji, Mt. Rainier, and Mt. St. Helen's are all this type of volcano.
What is a (Stratovolcano) or a (Composite Volcano)?
100
This rock might represent an ancient beach.
What is Sandstone?
100
This feature is named after the Greek letter of the same shape.
What is a Delta?
200
CaCO3
What is Calcite?
200
This Period contains both the Pennsylvanian and Mississippian Epochs
What is the Carboniferous?
200
This type of "ring" can result from phreatomagmatic eruptions.
What is a Tuff Ring?
200
This fine-grained rock is "fissily".
What is Shale?
200
This feature can come in a variety of shapes; parabolic, transverse, star, or crescent.
What is a Dune?
300
PbS
What is Galena?
300
The "KT-boundary" separates these two Periods.
What are the Cretaceous and the Tertiary?
300
Shield volcanoes usually produce this type of volcanic rock.
What is Basalt?
300
Holy ______! This rock is shiny!
What is Schist?
300
This type of lake forms when a meander is cutoff from a river.
What is an Oxbow Lake?
400
(Fe,Mg)2SiO4
What is Olivine?
400
A mass extinction at the end of this Period killed off trilobites, crinoids, and ammonoids and marked the beginning of a new Era.
What is the Permian (not the Paleozoic)?
400
Oldoinyo Lengai is Earth's only volcano that produces this type of lava.
What is (Carbonate Lava) or (Carbonate)?
400
The most boring metamorphic rock.
What is Slate?
400
An accumulation of unconsolidated glacial debris.
What is a Moraine?
500
KAlSiO3O8
What is (Potassium Feldspar) or (K Feldspar) or (K-spar)?
500
This Eon stretched between 2500Ma and 540Ma.
What is the Proterozoic?
500
At three time the height of Mt. Everest, it's the tallest known volcano in the Solar System.
What is Olympus Mons?
500
This "rusty" volcanic rock is characterized by large vesicles.
What is Scoria?
500
A spit that completely encloses a bay forms this feature.
What is a Baymouth Bar?
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