Definition

A gray mineral that is made up of potassium, aluminum, and sulfate, often used to produce alum and fertilizers.

Example

Alunite is often found in volcanic regions and is used in the production of alum.

Conversation

Have you ever heard of alunite?

Yeah, isn't it that mineral used in fertilizers?

Exactly! It's interesting how it forms in massive chunks.

Right? I read that it can also occur in beautiful crystals.

Synonyms & Antonyms

Root Explanation

Alunite is derived from the Latin word "alumen" (meaning bitter salt) and the suffix "-ite" (used to denote minerals or rocks). The word "alunite" refers to a mineral that contains aluminum and potassium sulfate, often used in various industrial applications.

Memory Tip

Think of 'alumen' which means bitter salt, and remember that 'alunite' is a mineral related to this salt.

Visually Confused Words