* * Has highly perfect cleavage *Often found in igneous rocks such as granite and schist. *Sometimes called Biotite
*Also known as fools gold *If struck against steel produces sparks * It’s chemical formula is FeS2
*Has a metallic or sub metallic luster *grayish black color *has a magnetic feature
*I am colorless or white, also, gray, yellow, and green. *My chemical formula is CaCO3. *I am classed in the group with Carbonates.
*I am the mineral form of iron. *My colors range from gray-metallic, black, and reddish-brown.
*I am the most abundant mineral on earth’s continental crust. *My hardness is about a seven. *I am often colorless, sometimes white, pink, smoky, and purple
*I am heavy. *I have a yellowish brown color. *I look like rust.
*I am the most important lead ore mineral. *I am usually silver or gray *I crystallize in a cube form.
*I am flaky. *I can be made into baby powder. * I am the softest mineral. My hardness is a one.
*I can only be scratched by myself. *I am colorless. * My hardness is 10.
Thank You for playing The Mineral Game!