Rocks
Three rock groups
Typical physical properties of minerals are luster, color, crystal shape, streak, cleavage, and ________
What is hardness?
During a _________ I should seek cover under a sturdy object, in a doorway, or go outside.
What is an earthquake?
This is preserved remains, impressions, or trace of a living thing form a past geological age
What is a fossil?
There are three kinds of depositional environments, marginal marine, marine, and __________
What is Continental?
This sedimentary rock is commonly used to write on boards in a classroom
What is chalk?
This metallic luster mineral is often mistaken for gold
What is pyrite?
Yellowstone is often considered a "super" one of these
What is a volcano?
This is the study of ancient life from dinosaurs to prehistoric plants, mammals, fish, insects, fungi, and microbes
What is Paleontology?
The boundary between the continental and marine depositional realms
What is marginal marine?
This igneous rock is commonly used for countertops
What is granite?
This mineral is often yellow and has an odor of rotten eggs
What is sulfur?
This is the process that breaks down rock by wind, rain, etc.
Erosion
The "Age of Dinosaurs"
What is the Mesozoic Era?
"Fan" shaped depositional system
What is alluvial?
This rock is metamorphosed shale
What is slate?
This mineral is clear in its pure state but can come in a variety of colors, has a hardness of 7, and has hexagonal prism shaped crystals
What is quartz?
What is it called when a river carries a rock downstream?
What is sediment transport?
Early primates existed in this geological era
What is the Paleocene?
Two types of lakes ________ lakes and ________lakes
What is open lakes and closed lakes?
This rock has more than 10% fossils in a calcite matrix
What is fossiliferous limestone?
In a microscope, this mineral often presents with a "twinning" crystal structure
What is felspar?
This forms when magma rises and fills and existing rock fracture
What is a dike?
They look like fossils, but are they really?
What are pseudofossils?
A tidal flat is divided into three zones, ________, ________, ___________
What is supratidal, intertidal, and subtidal?