Minerals are organic solids.
Each mineral has its own characteristic properties that can be used to identify it.
A substance that exists naturally in the Earth's crust as a single, uncombined element is known as a(n)__________.
Minerals are classified according to their
Minerals have different properties that help scientists identify them. Which is NOT a property used to identify minerals?
Which of these is NOT a physical property of a mineral?
Which is true of all minerals?
Crystals are solid materials with
Which statement about the relationship between rocks and minerals is true?
A gemstone is made in a laboratory. Which reason best explains why it is not considered a mineral?