swap_horiz Dumortierite Alternatives

1

Blue Sapphire

A blue sapphire is a highly valued gemstone derived from corundum. Its intense blue color arises from trace elements wit...

Blue Jewelry Precious Corundum

9.5 Brilliant

2

Blue Spinel

Blue spinel is a naturally occurring magnesium aluminum mineral prized as a gemstone for its vitreous luster and durabil...

Natural Blue Jewelry Spinel

8.6 Great

3

Benitoite

Benitoite is a rare blue barium titanium cyclosilicate mineral that was first discovered in 1907 in San Benito County, C...

Blue Jewelry Rare Barium Titanium

8.5 Great

4

Indicolite Tourmaline

Indicolite is the blue to blue-green color variety of elbaite, a species in the tourmaline mineral group. Its color is a...

Blue Jewelry Tourmaline Pleochroic

8.1 Great

5

Turquoise

Turquoise is an opaque blue-to-green mineral and a hydrated phosphate of copper and aluminium. It has been used as an or...

Jewelry Opaque Blue Green Phosphate

7.3 Good

6

Sugilite

Sugilite is a rare purple to pink manganese-bearing cyclosilicate mineral, usually found as opaque masses rather than tr...

Jewelry Rare Purple Opaque

7.2 Good

7

Lapis Lazuli

Lapis lazuli is an opaque blue metamorphic rock rather than a single mineral. It is an aggregate dominated by lazurite,...

Blue Jewelry Ancient Metamorphic

6.8 Fair

8

Andalusite

Andalusite is an aluminum silicate mineral with the chemical formula Al2SiO5. It forms in metamorphic rocks and is named...

Jewelry Pleochroic Silicate Multicolor

6.5 Fair

9

Sillimanite

Sillimanite is an aluminium silicate mineral with the chemical formula Al2SiO5, and one of three polymorphs that also in...

Blue Collector Rare Silicate

6.4 Fair

10

Zircon

Zircon is a naturally occurring mineral composed mainly of zirconium silicate, with the chemical formula ZrSiO4. It crys...

Natural Jewelry December Birthstone High Dispersion

6.3 Fair

11

Shattuckite

Shattuckite is a rare copper silicate hydroxide mineral that commonly forms in oxidized zones of copper deposits. It is...

Blue Arizona Jewelry Opaque

6.3 Fair

12

Lazurite

Lazurite is a blue mineral in the sodalite group and one of the principal components of lapis lazuli, the blue ornamenta...

Blue Jewelry Ancient Sulfur

6.3 Fair

13

Charoite

Charoite is a rare purple silicate mineral and rock material known for swirling, fibrous patterns in shades of violet, l...

Jewelry Purple Siberian Silicate

6.0 Fair

14

Scapolite

Scapolite is a group of closely related aluminosilicate minerals that commonly forms in metamorphic rocks and in some al...

Varied Jewelry Silicate Yellow Purple

6.0 Fair

15

Larimar

Larimar is a blue to blue-green variety of pectolite, a calcium sodium silicate mineral. The color is associated with co...

Blue Jewelry Rare Caribbean

5.8 Mediocre

16

Azurite

Azurite is a basic copper carbonate mineral recognized by its deep blue to blue-black color and commonly opaque appearan...

Blue Jewelry Vivid Opaque

5.5 Mediocre

17

Blue Topaz

Blue topaz is the blue variety of topaz, a fluorine- and aluminum-bearing silicate mineral used as a gemstone. Most blue...

Blue Popular Jewelry Topaz

5.5 Mediocre

18

Kyanite

Kyanite is an aluminosilicate mineral with the chemical formula Al2SiO5. It is distinguished by strong directional varia...

Blue Jewelry Silicate Anisotropic

5.3 Mediocre

19

Plancheite

Plancheite is a rare hydrated copper silicate mineral with the ideal formula Cu8Si8O22(OH)4·H2O. It is typically pale to...

Blue Jewelry Rare Fibrous

4.5 Poor

20

Sodalite

Sodalite is a blue to blue-violet tectosilicate mineral in the feldspathoid group, with an ideal composition of Na4Al3Si...

Blue Affordable Jewelry Opaque

4.2 Poor