👉 Garnierite is a mineral that is a member of the quartz group. It is also known as quartz, and it is characterized by its high density and hardness. Garnierite has been found in many different locations around the world, including Australia, New Zealand, and South Africa. The exact chemical composition of garnierite can vary depending on the specific mineral. However, generally, it contains a combination of elements such as iron, silicon, and magnesium, along with other minerals like quartz