Rock Cycle
How are igneous rocks formed?
From the cooling & solidification of magma or lava
What does it mean when we say minerals are "naturally occurring"?
What does "inorganic" mean?
Something that is not living or was never living or isn't made from living organisms
What is compaction?
Process of pressing together sediments to form a rock
What is one use of graphite in schools today?
pencil lead
Name at least 4 properties used to identify minerals.
Color, streak, hardness, luster, cleavage/fracture
What material do you get if you melt a metamorphic rock?
magma
What is the composition of Quartz?
SiO2
Which mineral could scratch gypsum, but not fluorite? (there is more than one possible answer)
Halite OR Calcite OR Dolomite OR Mica
Process that causes igneous rocks to turn into metamorphic rocks
intense heat and/or pressure
What are the elements found in Quartz?
silicon and oxygen
Do nonmetallic minerals leave a light streak or a dark streak?
light streak (or no streak)
cementation
State THREE reasons why ICE COULD be considered a mineral.
It is a solid.
It is inorganic.
It is found naturally on Earth.
What 5 things does something need to be in order to be a mineral?
Solid, Inorganic, Natural, Crystal Structure, Chemical Composition
(SINCC!)