Igneous Rocks
What is another word for intrusive?
Plutonic
The term used to describe water freezing and expanding, cracking the rocks open.
frost wedging
What is the parent rock of slate?
Shale
What is one of the 3 minerals granite is composed of?
Quartz, amphibole, feldspar
What type of rock do fossils form in?
sedimentary
What is the type of igneous texture that shows evidence of very fast cooling of that rock?
glassy
What is the metamorphosed form of bituminous coal?
anthracite coal
What is the parent rock of quartzite?
sandstone
What are the 2 most abundant elements in the earth's crust?
Silicon and Oxygen
What is the parent rock of marble?
Limestone
What type of crust is made of basalt?
oceanic
What is the parent rock of metaconglomerate?
Conglomerate
What are the 2 textures of metamorphic rocks?
foliated and nonfoliated
What is the last mineral to crystallize from magma in igneous rock?
quartz
What is the parent rock of gneiss?
granite
What texture of igneous rocks cool slowly?
Intrusive
What are the 3 textures of sedimentary rocks?
clastic, chemcial, and biologic
What is the parent rock of amphibolite?
basalt
What are the 4 light colored minerals that make up the continental crust?
quartz, feldspar, clay, calcite
What is the coarse-grained equivalent to basalt?
gabbro
What is the fine-grained equivalent to granite?
rhyolite
This is a sedimentary rock that composed of shell fragments.
coquina
This metamorphic rock is foliated because it has light and dark colored minerals that make up the rock.
gneiss
What are the 4 most common rock-forming minerals?
pyroxene, amphibole, biotite mica, and muscovite mica
What are the 3 dark colored silicates that make up the oceanic crust and the mantle?
olivine, pyroxene, amphibole