Native Elements
Au stands for this metal.
What is gold.
This sedimentary rock is tree sap turned into rock.
What is amber.
This rock sounds like the s-word.
What is schist.
There are this many varieties of granite that have a color in their names.
What is two.
Ruby is this color only.
What is red.
Pt stands for this native element.
What is platinum.
The number of types of coal is this.
What is five.
This type of slate is green in color.
What is green slate.
This variety of obsidian has something from winter in its name.
What is snowflake obsidian.
Sapphire can be blue, green, purple, clear, and this in color.
What is yellow.
Ag stands for this native element.
What is silver.
The number of different types of sandstone is this.
What is seven.
DAILY DOUBLE!!! This variety of gneiss looks like it has been folded.
What is folded gneiss.
There are this many varieties of tuff.
What is two.
The two categories of metamorphic rocks are foliated and this.
What is unfoliated.
DAILY DOUBLE!!! The only element that is liquid at room temperature.
What is mercury.
The number of different types of clay is this.
What is three.
This rock is also a game played with small glass balls.
What is marble.
This type of lava looks like a rope.
What is ropy lava.
The softest mineral on earth is this.
What is talc.
C stands for this native element that is made of pure carbon only, and is the absolute hardest element on earth.
What is diamond.
These rocks form on the roofs of caves, not the floors.
What is a stalactite.
There are this many varieties of marble with a color in their names.
What is three.
This is the only rock that can float.
What is pumice.
Quartz has this hardness on the mohs' scale.
What is seven.