what are sedimentary rocks made of
sediments
heat and pressure
where do intrusive rocks form?
Underground
Rock matter is never created or destroyed: true or false?
true
What type of rock is obsidian?
Igneous
What is clastic in rocks?
made from fragments of other rocks
Is marble foliated or non-foliated?
non-foliated
Where do extrusive rocks form?
Above ground
How do igneous rocks become sedimentary rocks?
weathering and erosion turns into sediments which gets compacted/cementation
What type of rock is limestone?
sedimentary
Which type of rock is made chemically or biologically- non-clastic or clastic?
non-clastic
What the difference between foliated and non-foliated metamorphic rocks?
Foliated has bands of different minerals and non-foliated has little or no banding.
What are igneous rocks made of?
Magma and lava
melting and cooling
What type of rock is sandstone?
Sedimentary
what are sedimentary rocks?
may either form from rock fragments or organic matter bound together or by chemical precipitation.
what are metamorphic rocks?
any rock is changed by the effects of heat, pressure, or chemical reaction.
what are igneous rocks?
form from molten rock that cools and harden either below or on the earths surface.
what is the Rock cycle?
A continuous process by which rocks are changed from one form to another over and over again.
which rock is schist?
foliated metamorphic
What is karst topography?
caves, underground sinkholes, etc
is gneiss foliated or non foliated?
foliated
which type of igneous rocks have large crystals?
intrusive igneous
how does sedimentary become metamorphic?
heat and or pressure
which rock is shale?
clastic sedimentary