There is no single universal number of “types of minerals,” but scientists usually group minerals into a few main categories depending on what they’re talking about (earth science, chemistry, or nutrition).

Quick Scoop: How many types of minerals are there?

1. In Earth science (by chemistry)

Geologists often classify minerals into major chemical classes based on the main negative ion (anion) in the mineral.

A widely used scheme lists 11 broad mineral classes :

  • Native elements (like gold, copper, graphite)
  • Sulfides
  • Sulfosalts
  • Oxides and hydroxides
  • Halides
  • Carbonates
  • Nitrates
  • Borates
  • Sulfates
  • Phosphates
  • Silicates (the most abundant group in Earth’s crust)

Within these 11 classes, there are thousands of individual minerals catalogued (for example, long alphabetical lists include hundreds of names like quartz, feldspar, olivine, talc, etc.).

2. In geography / school-level “types of minerals”

In many school textbooks and exam prep notes, minerals are grouped more simply for easier learning.

Common “types of minerals” you’ll see in that context are:

  • Metallic minerals (can be further split into ferrous and non‑ferrous)
  • Non‑metallic minerals
  • Energy minerals (like coal, petroleum, natural gas)
  • Atomic minerals (like uranium and thorium)

Here, depending on the author, they might say “3 types” (metallic, non‑metallic, energy) or “4 types” when they list atomic minerals separately.

3. In human nutrition: types of minerals your body needs

In health and nutrition, “types of minerals” usually means the categories of minerals required by the body.

These are generally split into two main groups :

  • Macro minerals – needed in larger amounts, such as calcium, magnesium, sodium, potassium, chloride, and sulfur.
  • Trace (micro) minerals – needed in very small amounts, such as iron, zinc, copper, etc. (lists vary a bit by source, but they are all required in tiny quantities).

So if someone asks, “What are the two main types of minerals?” in a biology or health context, the expected answer is macro minerals and trace minerals.

4. So what’s the “correct” number?

Because “how many types of minerals are there” depends on context , different subjects give different numbers:

  • In geology/chemistry: often 11 major mineral classes.
  • In school geography/economics: 3–4 economic types (metallic, non‑metallic, energy, atomic).
  • In nutrition/biology: 2 types (macro and trace minerals).

A quick way to decide which number to use is to match the answer to your subject:

  • Studying Earth’s crust or chemistry → use the 11 chemical classes.
  • Studying resources and industry → use metallic / non‑metallic / energy / atomic.
  • Studying human health → use macro and trace minerals.

5. Mini FAQ

  • Q: Is there a fixed total number of individual minerals on Earth?
    A: No fixed single number; new minerals are still being described, and reference lists already run to thousands of named minerals.
  • Q: Why do textbooks sometimes say just “two types of minerals”?
    A: They are usually talking specifically about nutritional minerals in the human body (macro vs trace), not all minerals in rocks.

Information gathered from public forums or data available on the internet and portrayed here.