Minerals
What is Graphite's hardness level?
1-2
How are Igneous Rocks formed?
Cooling of lava.
What are two ways Metamorphic Rocks can form?
Contact, Regional
How do Sedimentary Rocks form?
Compaction and Cementation of Sediments.
What is Halite's color?
white
What size crystals form intrusively?
large
How does Contact Metamorphism?
Heat
What are Clastic Sediments classified by?
size
What are 2 minerals that bubble with acid?
Calcite and Dolomite
At what speed does magma cool intrusively?
slowly
How does Regional Metamorphism happen?
Pressure
Are Clastic Sediments compacted or subcompacted?
compacted
Does Fluorite have cleavage or fracture?
cleavage
At what speed does lava cool extrusively?
quickly
Where do you usually Metamorphic Rocks?
Mountain Ranges
What are two types of Sedimentary Rocks?
Clastic and organic
What is Halite's composition?
NaCI
What size do crystals form extrusively?
Small or none
Metamorphic Rocks are changed as a result of...?
Exposure, intense heat and/ or pressure.
Name two things Organic Sedimentary Rocks do
Evaporate and precipitate