Glassy, fine, course, very coarse
rocks formed by the cooling of molten rock
What is a Igneous rock?
Liquid rocks or minerals may be called _______
What is molten rock or (lava/magma)?
Refers to the size of individual mineral crystals or clasts (pieces of pre-existing rock) in a rock.
What is Grain size?
A clastic sedimentary rock with 0.006 to 0.2 cm grain size
What is Sandstone?
Sandstone (sedimentary) must go through this to become Quartzite.
What is heat and pressure? (metamorphism)
What needs to happen to a sedimentary rock to turn into a Igneouse rock
Reach melting point and solidify
What three types of sedimentary rocks are there?
chemical,organic and land derived ?
Metamorphism of limestone or dolostone.
What is the Parent rock of Marble?
the laying down of sediment carried by wind, flowing water, the sea or ice.
What is Deposition?
This type of igneous rock are made when magma comes out of the Earth.
What is Extrusive rocks ?
This rock is formed from dead trees and plants ?
What is coal?
When sediments are compacted what happens next to create sedimentary rocks?
What is regional metamorphism