45 Unbelievable Minerals That Are Blue

From the deep blue of lapis lazuli to the pale blue of aquamarine, there are a wide variety of minerals that are blue. These minerals can be found all over the world, and they have been used for centuries in jewelry, art, and other decorative objects.

Here are 45 of the most beautiful blue minerals:

1. Azurite
- Azurite is a deep blue copper carbonate mineral.
- It is often found in association with malachite, and the two minerals can form beautiful banded patterns.
- Azurite is a relatively soft mineral, with a Mohs hardness of 3.5-4.

2. Blue John
- Blue John is a variety of fluorite that is found in the Derbyshire Peak District of England.
- It is a deep blue color, and it is often banded with white or yellow fluorite.
- Blue John is a relatively hard mineral, with a Mohs hardness of 4.

3. Chalcanthite
- Chalcanthite is a blue copper sulfate mineral.
- It is often found in association with copper deposits, and it can form beautiful blue crystals.
- Chalcanthite is a relatively soft mineral, with a Mohs hardness of 2.5-3.

4. Covellite
- Covellite is a blue copper sulfide mineral.
- It is often found in association with other copper minerals, and it can form beautiful blue crystals.
- Covellite is a relatively soft mineral, with a Mohs hardness of 1.5-2.

5. Dumortierite
- Dumortierite is a blue quartz mineral.
- It is often found in association with other quartz minerals, and it can form beautiful blue crystals.
- Dumortierite is a relatively hard mineral, with a Mohs hardness of 7.

6. Indicolite
- Indicolite is a blue tourmaline mineral.
- It is often found in association with other tourmaline minerals, and it can form beautiful blue crystals.
- Indicolite is a relatively hard mineral, with a Mohs hardness of 7-7.5.

7. Iolite
- Iolite is a blue cordierite mineral.
- It is often found in association with other cordierite minerals, and it can form beautiful blue crystals.
- Iolite is a relatively hard mineral, with a Mohs hardness of 7-7.5.

8. Kyanite
- Kyanite is a blue aluminum silicate mineral.
- It is often found in association with other aluminum silicate minerals, and it can form beautiful blue crystals.
- Kyanite is a relatively hard mineral, with a Mohs hardness of 4-4.5.

9. Lazurite
- Lazurite is a deep blue sodium aluminum silicate mineral.
- It is the main component of lapis lazuli, and it is often used in jewelry and other decorative objects.
- Lazurite is a relatively hard mineral, with a Mohs hardness of 5-5.5.

10. Linarite
- Linarite is a blue copper sulfate mineral.
- It is often found in association with other copper minerals, and it can form beautiful blue crystals.
- Linarite is a relatively soft mineral, with a Mohs hardness of 2.5-3.

11. Vivianit
- Vivianite is a blue iron phosphate mineral.
- It is often found in association with other iron minerals, and it can form beautiful blue crystals.
- Vivianite is a relatively soft mineral, with a Mohs hardness of 1.5-2.

12. Mottramite
- Mottramite is a blue copper vanadium oxide mineral.
- It is often found in association with other copper minerals, and it can form beautiful blue crystals.
- Mottramite is a relatively soft mineral, with a Mohs hardness of 3-3.5.

13. Shattuckite
- Shattuckite is a blue copper silicate mineral.
- It is often found in association with other copper minerals, and it can form beautiful blue crystals.
- Shattuckite is a relatively hard mineral, with a Mohs hardness of 4.5-5.

14. Smithsonite
- Smithsonite is a blue zinc carbonate mineral.
- It is often found in association with other zinc minerals, and it can form beautiful blue crystals.
- Smithsonite is a relatively soft mineral, with a Mohs hardness of 4-4.5.

15. Sodalite
- Sodalite is a blue sodium aluminum silicate mineral.
- It is often found in association with other aluminum silicate minerals, and it can form beautiful blue crystals.
- Sodalite is a relatively hard mineral, with a Mohs hardness of 5.5-6.

16. Turquoise
- Turquoise is a blue copper aluminum phosphate mineral.
- It is often found in association with other copper minerals, and it can form beautiful blue crystals.
- Turquoise is a relatively soft mineral, with a Mohs hardness of 5-6.

17. Variscite
- Variscite is a blue aluminum phosphate mineral.
- It is often found in association with other aluminum phosphate minerals, and it can form beautiful blue crystals.
- Variscite is a relatively hard mineral, with a Mohs hardness of 4-4.5.

18. Wavellite
- Wavellite is a blue aluminum phosphate mineral.
- It is often found in association with other aluminum phosphate minerals, and it can form beautiful blue crystals.
- Wavellite is a relatively soft mineral, with a Mohs hardness of 3.5-4.

19. Beryl
- Beryl is a blue beryllium aluminum silicate mineral.
- It is often found in association with other beryllium minerals, and it can form beautiful blue crystals.
- Beryl is a relatively hard mineral, with a Mohs hardness of 7.5-8.

20. Chrysocolla
- Chrysocolla is a blue copper silicate mineral.
- It is often found in association with other copper minerals, and it can form beautiful blue crystals.
- Chrysocolla is a relatively soft mineral, with a Mohs hardness of 2-4.

21. Dioptase
- Dioptase is a blue copper silicate mineral.
- It is often found in association with other copper minerals, and it can form beautiful blue crystals.
- Dioptase is a relatively hard mineral, with a Mohs hardness of 5.

22. Hemimorphite
- Hemimorphite is a blue zinc silicate mineral.
- It is often found in association with other zinc minerals, and it can form beautiful blue crystals.
- Hemimorphite is a relatively hard mineral, with a Mohs hardness of 4.5-5.

23. Lapis Lazuli
- Lapis Lazuli is a blue sodium aluminum silicate mineral.
- It is often found in association with other aluminum silicate minerals, and it can form beautiful blue crystals.
- Lapis Lazuli is a relatively hard mineral, with a Mohs hardness of 5-5.5.

24. Malachite
- Malachite is a blue copper carbonate mineral.
- It is often found in association with other copper minerals, and it can form beautiful blue crystals.
- Malachite is a relatively soft mineral, with a Mohs hardness of 3.5-4.

25. Plancheite
- Plancheite is a blue copper aluminum phosphate mineral.
- It is often found in association with other copper minerals, and it can form beautiful blue crystals.
- Plancheite is a relatively soft mineral, with a Mohs hardness of 3.5-4.

26. Veszelyite
- Veszelyite is a blue copper aluminum phosphate mineral.
- It is often found in association with other copper minerals, and it can form beautiful blue crystals.
- Veszelyite is a relatively soft mineral, with a Mohs hardness of 3.5-4.

**27. Ammol