The 3 rock types
This type of rock is made of fragments of other rocks.
Sedimentary Rocks
A purple rock usually found in igneous rocks.
Amethyst
Rubbing a rock against paper or something.
Streak
the way it feels
Texture
minerals are organic and have 3 main types
wrong, that is rocks.
Igneous Rocks
A red rock or a crimson color, found in metamorphic rocks.
Rubies/Ruby
Taking your fingernail and scratching the rock to see if anything comes up
Scratching
what kind of crystals are in it
Quartz and marble
you can't identify a rock by its texture
Existing rocks using heat or pressure to create.
Metamorphic Rocks
Reflective color type of rainbow rock and is found is sedimentary rocks.
Opal
Has some sort of shine
Luster
extreme pressure
foliated
true
A blue rock usually found in metamorphic rocks
Sapphire
mass divided by volume
Density
some rocks are not made of minerals
Coal
weathering is when parts of rock break away
true
A white crystal with lines through it, usually found in igneous rocks.
Quartz
a physical feature to see the shade
Color
Naturally formed
rocks
rocks can move through streams
yes