Meta, Sed, or Ig.
Name type of rock formed from heat + pressure deep in crust.
Metamorphic
A type of metamorphic rock that sculptures are often made from
Marble
Geologists classify rocks by how they are _______?
formed
Name type of rock formed from lava/magma.
Igneous
A type of sedimentary rock formed from decayed plant matter.
coal
When you scratch a mineral on a white tile, it can leave a mark known as its _______.
Streak
Name type of rock from from layers of rock particles laid down from moving water.
Sedimentary
A biological sedimentary rock formed from shells, coral, algae + organic debris
limestone
What items can be used to test the hardness of a mineral?
fingernail, knife, penny
Which rock type is limestone?
Sedimentary
A type of sedimentary rock used for fuel.
Coal
What scale is used to classify the hardness of a mineral?
Mohs Hardness Scale
What type of rock is obsidian?
Igneous
A rock that looks like black glass that is a type of Igneous rock.
Obsidian
True or False, Diamonds can be made naturally or synthetically (lab-made).