The following is a simple illustrated guide, to help you understand the difference!
Milky Quartz (SiO2)
A mineral is one of the basic building blocks of our planet. It is a naturally occurring substance that has definite physical properties and chemical composition.
An example of a mineral is Quartz. Quartz is the most common mineral found on the surface of the earth!
A rock is composed of one or more minerals. Rocks are literally the foundation of our planet. A piece of rock is often referred to as a stone.
Granite is an example of a rock with multiple minerals including quartz, mica and many others.
A crystal is a mineral that forms under ideal conditions. It is like a child raised in the perfect family! Every crystal has it own unique angular shape that sets it apart from other crystals.
Quartz crystals are some of the most beautiful crystals!
A valuable rock or mineral. Generally it has been cut and polished for use in jewelry. Sometimes a gemstone refers to a beautiful crystal even if it is not intended for commercial use.
This beautiful Quartz gemstone is ready for use in a necklace or ring!
Telling the difference between rock, mineral, crystal, and gem is not always clear. If you don't use the correct terms don't worry!